(3y-7)(y+1)=

Simple and best practice solution for (3y-7)(y+1)= equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for (3y-7)(y+1)= equation:


Simplifying
(3y + -7)(y + 1) = 0

Reorder the terms:
(-7 + 3y)(y + 1) = 0

Reorder the terms:
(-7 + 3y)(1 + y) = 0

Multiply (-7 + 3y) * (1 + y)
(-7(1 + y) + 3y * (1 + y)) = 0
((1 * -7 + y * -7) + 3y * (1 + y)) = 0
((-7 + -7y) + 3y * (1 + y)) = 0
(-7 + -7y + (1 * 3y + y * 3y)) = 0
(-7 + -7y + (3y + 3y2)) = 0

Combine like terms: -7y + 3y = -4y
(-7 + -4y + 3y2) = 0

Solving
-7 + -4y + 3y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(-1 + -1y)(7 + -3y) = 0

Subproblem 1

Set the factor '(-1 + -1y)' equal to zero and attempt to solve: Simplifying -1 + -1y = 0 Solving -1 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -1y = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1y = 0 + 1 -1y = 0 + 1 Combine like terms: 0 + 1 = 1 -1y = 1 Divide each side by '-1'. y = -1 Simplifying y = -1

Subproblem 2

Set the factor '(7 + -3y)' equal to zero and attempt to solve: Simplifying 7 + -3y = 0 Solving 7 + -3y = 0 Move all terms containing y to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -3y = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3y = 0 + -7 -3y = 0 + -7 Combine like terms: 0 + -7 = -7 -3y = -7 Divide each side by '-3'. y = 2.333333333 Simplifying y = 2.333333333

Solution

y = {-1, 2.333333333}

See similar equations:

| 900x=90 | | 5822x=5822000000 | | 248=2481 | | 0.24(24)+0.04x=0.12(24+x) | | -3(x+2)=8-3x | | 42=17x+4(x+5) | | 6(4[8])=x | | s(t)=-16t+96t+4 | | (y^14z^2)(y^7z)= | | 3-(8z-5)+(6-7z)-1=7-(z-1)+4(z+1) | | 334x=333 | | -8*8+10y=-80 | | 3(q-3)+2=5q-7-2q | | 4n+6=-3-5n | | 45n^2+20n=0 | | 5.5566x=55566 | | 55566x=123123 | | 5+24x=33 | | 6=2y-10x | | (5a+2b)-(2a-4b)= | | 6(c-7)=5c-8 | | (x+5)(x-5)=65 | | 4x-8=-3x+13 | | 3+7p=-10 | | y=-.4x*-2 | | 4*4-5y=-20 | | A=C+228 | | 9z+4=7 | | 10-4X=-5X+3 | | 6(x+9)=8(x+2.9) | | 6(3x+8)=-4+5x | | m-4=2+2m |

Equations solver categories