# Questions on Algebra: Equations answered by real tutors!

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 Question 349813: find the unit rate : a computers fan rotates 2000 times in 4o seconds Click here to see answer by jim_thompson5910(29613)

 Question 349834: how do I come up with the answer for n. when solving a problem like 19 divide by n=4.75 Click here to see answer by Alan3354(34679)

 Question 349981: The difference of two numbers is 42. The larger number is three less than six times the smaller number. Find the numbers. Click here to see answer by unlockmath(1657)

 Question 349993: Half the number y is equal to y minus ten Click here to see answer by solver91311(18785)

 Question 349915: One board is 1/3 the length of another. Six times the sum of the length of the short board and -10 is equal to the length of the longer board decreased by 11 inches. Find the length of the longer board. I keep getting a negative and length cannot be negative! Please help Click here to see answer by solver91311(18785)

 Question 350050: Solve the equation x^2=-5x+24 I don't know what I am doing wrong :( Click here to see answer by Jk22(389)

 Question 350031: x = {(a1 * b1) + (a2 * b2)} / (a1 * a2) How to express a2 in algebraic term? Click here to see answer by Fombitz(13828)

 Question 350101: In a class of 74 students, the number of females is one fewer than twice the number of males. How many females and how many males are there in the class? Click here to see answer by checkley77(12569)

 Question 350165: The slope of a line is 16 and the point (6, 18) is on the line. Express the line in slope-intercept form. Click here to see answer by Alan3354(34679)

 Question 350192: question 1 The slope of a line is 12 and the point (1, 10) is on the line. Express the line in slope-intercept form. question 2 The slope of a line is 11 and the point (14, 19) is on the line. Express the line in slope-intercept form. Click here to see answer by CharlesG2(828)
 Question 350192: question 1 The slope of a line is 12 and the point (1, 10) is on the line. Express the line in slope-intercept form. question 2 The slope of a line is 11 and the point (14, 19) is on the line. Express the line in slope-intercept form. Click here to see answer by solver91311(18785)

 Question 350201: The slope of a line is 20 and the point (3, 5) is on the line. Express the line in slope-intercept form. Click here to see answer by Fombitz(13828)

 Question 350202: question 1 The slope of a line is -7/10 . The point (10, 3) is on the line. Determine the equation of this line. question 2 The slope of a line is -3/4 . The point (8, -5) is on the line. Determine the equation of this line. question 3 The slope of a line is 1/9 . The point (-9, -11) is on the line. Determine the equation of this line. question 4 The slope of a line is 1/8 . The point (-8, -5) is on the line. Determine the equation of this line. Thanks! Click here to see answer by Fombitz(13828)

 Question 350236: if my problem is -2(x+3)+2x how would i solve this? Click here to see answer by jim_thompson5910(29613)

 Question 350294: Crazy Sherry's Used Stereos prices their stereos at 40% above what they paid. How much did Crazy Sherry pay for a stereo that she is selling for \$448 Click here to see answer by checkley77(12569)

 Question 350298: joan says that is you evaluate 6z for z = 7, the answer is 67. Is she correct? If not, tell why and then explain how you would evaluate the expression. Click here to see answer by edjones(7794)

 Question 350285: the length of a rectangular garden is 3 yards more than twice its width. the perimeter of the garden is 36 yards. what are the widths and the length of the garden? Click here to see answer by checkley77(12569)

 Question 350301: five more than one third of a number is -2 find the number. Click here to see answer by rfer(13569)

 Question 350324: Can you please answer all these problems. I have tried and cannot get the right answer. So can you please answers all these that would be great. Thanks! The slope of a line is -7 /10 The point (10, 3) is on the line. Determine the equation of this line. The slope of a line is -3/4 The point (8, -5) is on the line. Determine the equation of this line. The slope of a line is 1/9 The point (-9, -11) is on the line. Determine the equation of this line. The slope of a line is 1/8 The point (-8, -5) is on the line. Determine the equation of this line. Click here to see answer by scott8148(6628)