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 Question 550341: there are 72 students in a speech contest. Yesterday, 1/4 of them gave their speeches. Today 2/3 of the remaining students gave their speeches. How many students still haven't given their speeches? Click here to see answer by jim_thompson5910(29613)

 Question 550342: the ratio of men to women working for a company 5 to 8. if there are 104 women working for the company,what is the total number of employees? i got several answers doing it multiple ways not sure which one it is 520 and 169 Click here to see answer by stanbon(60778)

 Question 550231: In how many ways can 90 be written as product of two co-prime numbers? answer choices 4,8,12,none. Click here to see answer by richard1234(5390)

 Question 550374: Write the equation for the line that is (a)parallel and (a) perpendicular to y= 8\7x+6 passing through (-2,2) Click here to see answer by mananth(13127)

 Question 550399: Hi my name is Thomas I'm looking forward to getting tutoring help in algebra. Click here to see answer by JBarnum(2088)

 Question 550407: Express f(x) = |x + 4| − 6 in piecewise form without using absolute values. Click here to see answer by josmiceli(10616)

 Question 550446: 5m across & 4m in length how many meters is it ? Click here to see answer by gigi2420(1)

 Question 550689: I need to know if these questions are correct thank you! 5.) Multiply (4a+x)(3a-x) I got 12a^2-ax-x^2 --- 7.) Multiply (x+3)^2 I got x^2+6x+9 ---- 9.) (2x^2)(x+4)(x-4) I got 2x^4-32x^2 ---- 11.) To graphically solve the quadratic equation x^2+3x-10=5 you? I got bring 5 to the left and set y=x^2+3x-15. Then find the roots of the graph. ---- 12.) If the garden box has dimensions of x by x feet and an area in square feet equal to the permermiter in feet what is the value for x that satisfies the requriements. The box is a sqaure. I got x=4 feet. ----- 13.) Given three consecutive integers with a sum of four times the second number, write an algerbraic equation for this situation. I got n + n + 1 + n+ 2 = 4(n+1) ----- 14.) Factor the trinomal b^2-b-6. I got (b+3)(b-2) ---- 17.) Factor the equation x^2=x+20 I got (x-5)(x+4) ---- 19.) Solve the equation 3m^2 + 6m =3 using the quadratic formula. I got x=2.5 and -14.5 --- Thanks! Click here to see answer by stanbon(60778)

 Question 550758: If 1/2 y divided by 3 =2 , what is the value of y ? Click here to see answer by mananth(13127)
 Question 550758: If 1/2 y divided by 3 =2 , what is the value of y ? Click here to see answer by stanbon(60778)

 Question 550751: Would someone please take the time out to review the answers I have come up with to these problems and tell me if they are correct or in correct. Thanks!! Rational Exponents 2. (3Xy^-2)/(x^3)^2 = 9/x^4y^4 4.(-a^2b)/(2b^-1)^3 = -a^6b^6/8 6. (4X)/(y3)^-3 = y9/64x^3 34. 16 ^3/4 = 8 46. 11^(1/3).11^3= Click here to see answer by Alan3354(34679)
 Question 550751: Would someone please take the time out to review the answers I have come up with to these problems and tell me if they are correct or in correct. Thanks!! Rational Exponents 2. (3Xy^-2)/(x^3)^2 = 9/x^4y^4 4.(-a^2b)/(2b^-1)^3 = -a^6b^6/8 6. (4X)/(y3)^-3 = y9/64x^3 34. 16 ^3/4 = 8 46. 11^(1/3).11^3= Click here to see answer by KMST(2478)

 Question 550702: The solution to" the product of 5 and the quantity decreased by 10 is 40" ? Click here to see answer by ankor@dixie-net.com(16527)

 Question 550859: X+3y=z When solving this problem would I divide -3y by-3 or leave it alone and just get x=z-3y Click here to see answer by TutorDelphia(193)

 Question 550928: Need to know..length of hypotenuse, if right angle, a=6 b=8. Then what is formula for c? Click here to see answer by Alan3354(34679)

 Question 551091: A circle passes through (3,5) and(1,2) ,find its equation Click here to see answer by jim_thompson5910(29613)

 Question 551108: I forgot how to use substituition method this is the problem a=4b a-b=9 Click here to see answer by mathstutor458(57)

 Question 551112: Tony walked 1 1/4 miles, Bill walked 1 1/6 miles, and Kate walked 1 1/3 miles. Which inequality below orders the distance from least to greatest? A.1 1/6<1 1/3<1 1/4 B.1 1/3<1 1/4<1 1/6 C.1 1/6>1 1/4>1 1/3 D.1 1/6<1 1/4< 1 1/3 Click here to see answer by Alan3354(34679)

 Question 551118: Two ships leave port at noon. One ship sails north at 6 miles per hour and the other sails east at 8 miles per hour. At what rate are the two ships separating 2 hours later? Click here to see answer by Alan3354(34679)

 Question 551138: The sum of the digits of a certain two digit number is 5. If the number formed by interchanging the digits is subtracted from the original number the result is -9. What is the original number? Please help me solve!!!! Click here to see answer by mathstutor458(57)

 Question 551143: The units digit of a certain two digit number is one more than two times the tens digit. The number formed by interchanging the digits is 4 less than 2 times the original number. Find the original number. Please help me solve this!!! Click here to see answer by mathstutor458(57)

 Question 551147: The sum of the digits of a certain two digit number is eight. If the original number is subtracted from the number formed by interchanging the digits, the result is -18. What is the original number? Please help!!! Click here to see answer by mathstutor458(57)
 Question 551147: The sum of the digits of a certain two digit number is eight. If the original number is subtracted from the number formed by interchanging the digits, the result is -18. What is the original number? Please help!!! Click here to see answer by josmiceli(10616)
 Question 551147: The sum of the digits of a certain two digit number is eight. If the original number is subtracted from the number formed by interchanging the digits, the result is -18. What is the original number? Please help!!! Click here to see answer by lwsshak3(7679)

 Question 551145: A certain two digit number Is two more than 3 times the units digit. If the digits if the number are interchanged, the resulting number is 24 less than 4 times the original number. Find the original number. Please help me solve this!!!!!!! Click here to see answer by JBarnum(2088)

 Question 551133: The value of a certain two digit number is 2 times the sum of it's digits. If the digits are reversed, the resulting number is 4.5 times the original number. What is the original number? Please help me solve this!! Click here to see answer by Alan3354(34679)
 Question 551133: The value of a certain two digit number is 2 times the sum of it's digits. If the digits are reversed, the resulting number is 4.5 times the original number. What is the original number? Please help me solve this!! Click here to see answer by ankor@dixie-net.com(16527)