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 Question 452577: solve the following system of equations algebraically. Click here to see answer by Love math(28)

 Question 452585: I don't understand how to do complex numbers, I don't know how to solve Click here to see answer by Love math(28)

 Question 452580: what is the axis of symmetry and vertex of he parabola represented by ? Click here to see answer by Love math(28)

 Question 452582: write an equation that has roots of -2 and 4 ? Click here to see answer by MathLover1(6614)

 Question 452802: if an area of a square is 64 square inches what is the side length of the square? Click here to see answer by rfer(12644)
 Question 452802: if an area of a square is 64 square inches what is the side length of the square? Click here to see answer by jim_thompson5910(28476)

 Question 453035: a family went out to dinner and their bill came to be \$49.99. if they want to leave 20%, about how much would the tip be Click here to see answer by Love math(28)

 Question 453115: Solve by elimination by substitution. X-y=4 { 4y-x=14 Click here to see answer by pedjajov(51)

 Question 453043: why is the great lake and st.lowrence river so important to both the united states and canada a)they form the continental divied b)they are important link to the pocific ocean c)they are used only in recreation areas d)they form and impotant transportation corridor Click here to see answer by ankor@dixie-net.com(15624)

 Question 453525: 1. (3x^2-2x+10)-(3x^2+3x+1)= 2. (y-y^2)-(2y-2y^2)-(3+y)= 3. (2w^3-3w^2+4)-(-2w^2+7w+1)= 4. (-x^7+10x+7)-(9x^7-4x-1)= 5. (x^4+3x^3-2x-19)-(-x^5+4x^4-3x-3)= 6. (2x^2+9x+1)-(x^2+4)= 7.(2a^3-3a^2+a)-(2a^3-3a^2+a+1)= 9.(11s-1)(11s+1)= 10.(8q+3pq)(8q-3pq)= 11.(mn+5n^2)(-5n^2+mn)= 12.(4xyz-2xy)(4xyz+2xy)= 13.(x-y)(x+y)(x^2+y^2)= 14.(4a-3b)(4a+3b)= 15.(kx+5)(kx-5)= 16.(2a^3-b^2)(2a^3+b^2)= 17.(3a+5x)(3a-5x)= 18.(mn-m^2)(-n+m)= 19.(-5k+3b)(b+2k)= 20.(-5k-3b)(-b-2k)= 21.(-2a+3b)(a^2b+b^2a)= Click here to see answer by edjones(7569)
 Question 453525: 1. (3x^2-2x+10)-(3x^2+3x+1)= 2. (y-y^2)-(2y-2y^2)-(3+y)= 3. (2w^3-3w^2+4)-(-2w^2+7w+1)= 4. (-x^7+10x+7)-(9x^7-4x-1)= 5. (x^4+3x^3-2x-19)-(-x^5+4x^4-3x-3)= 6. (2x^2+9x+1)-(x^2+4)= 7.(2a^3-3a^2+a)-(2a^3-3a^2+a+1)= 9.(11s-1)(11s+1)= 10.(8q+3pq)(8q-3pq)= 11.(mn+5n^2)(-5n^2+mn)= 12.(4xyz-2xy)(4xyz+2xy)= 13.(x-y)(x+y)(x^2+y^2)= 14.(4a-3b)(4a+3b)= 15.(kx+5)(kx-5)= 16.(2a^3-b^2)(2a^3+b^2)= 17.(3a+5x)(3a-5x)= 18.(mn-m^2)(-n+m)= 19.(-5k+3b)(b+2k)= 20.(-5k-3b)(-b-2k)= 21.(-2a+3b)(a^2b+b^2a)= Click here to see answer by richard1234(5390)

 Question 453488: A random selection of files from a student counseling center revealed the following reasons why college students seek services: Mental health issues 25 Learning/school issues 15 Relationship issues 5 Other 5 Click here to see answer by edjones(7569)

 Question 453571: 1. (3x^2-2x+10)-(3x^2+3x+1)= 2. (y-y^2)-(2y-2y^2)-(3+y)= 3. (2w^3-3w^2+4)-(-2w^2+7w+1)= 4. (-x^7+10x+7)-(9x^7-4x-1)= 5. (x^4+3x^3-2x-19)-(-x^5+4x^4-3x-3)= 6. (2x^2+9x+1)-(x^2+4)= 7.(2a^3-3a^2+a)-(2a^3-3a^2+a+1)= 9.(11s-1)(11s+1)= 10.(8q+3pq)(8q-3pq)= 11.(mn+5n^2)(-5n^2+mn)= 12.(4xyz-2xy)(4xyz+2xy)= 13.(x-y)(x+y)(x^2+y^2)= 14.(4a-3b)(4a+3b)= 15.(kx+5)(kx-5)= 16.(2a^3-b^2)(2a^3+b^2)= 17.(3a+5x)(3a-5x)= 18.(mn-m^2)(-n+m)= 19.(-5k+3b)(b+2k)= 20.(-5k-3b)(-b-2k)= 21.(-2a+3b)(a^2b+b^2a)= Click here to see answer by Alan3354(30959)

 Question 453703: How do u find in two sets of equations have points in common 2x^2+3y^2=19 x^2+y^2=9 Click here to see answer by Alan3354(30959)

 Question 453885: Example of inequality -2-3y is greater than or equal to 8 3 but not 4 4 but nit 3 Each Or none Click here to see answer by algebrahouse.com(1079)

 Question 453886: 38 year old man has an 11 year old daughter. Someday he will be twice as old as his daughter. How old will she be when this occurs? Click here to see answer by stanbon(57219)
 Question 453886: 38 year old man has an 11 year old daughter. Someday he will be twice as old as his daughter. How old will she be when this occurs? Click here to see answer by rwm(914)
 Question 453886: 38 year old man has an 11 year old daughter. Someday he will be twice as old as his daughter. How old will she be when this occurs? Click here to see answer by Alan3354(30959)

 Question 453878: You roll a number cube. Find p(a or b) Event a: roll a multiple of 2 Evet b: roll an even number Click here to see answer by stanbon(57219)

 Question 453968: The sum of infinite geometric series with first term 3 and second term 0.75 is? Click here to see answer by htmentor(788)

 Question 454045: well i hzve homework that says h = 3c, s = 2t + 6 and all this algebra that I dont get can you PLEASE!!!!! help me Click here to see answer by josmiceli(9649)
 Question 454045: well i hzve homework that says h = 3c, s = 2t + 6 and all this algebra that I dont get can you PLEASE!!!!! help me Click here to see answer by Alan3354(30959)

 Question 454060: My daughter is taking algebra 1 on line on Florida virtual school she is not mastering the class and need help. Any suggestion Click here to see answer by rfer(12644)