(3y+3)(3y+3)=81

Simple and best practice solution for (3y+3)(3y+3)=81 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+3)(3y+3)=81 equation:


Simplifying
(3y + 3)(3y + 3) = 81

Reorder the terms:
(3 + 3y)(3y + 3) = 81

Reorder the terms:
(3 + 3y)(3 + 3y) = 81

Multiply (3 + 3y) * (3 + 3y)
(3(3 + 3y) + 3y * (3 + 3y)) = 81
((3 * 3 + 3y * 3) + 3y * (3 + 3y)) = 81
((9 + 9y) + 3y * (3 + 3y)) = 81
(9 + 9y + (3 * 3y + 3y * 3y)) = 81
(9 + 9y + (9y + 9y2)) = 81

Combine like terms: 9y + 9y = 18y
(9 + 18y + 9y2) = 81

Solving
9 + 18y + 9y2 = 81

Solving for variable 'y'.

Reorder the terms:
9 + -81 + 18y + 9y2 = 81 + -81

Combine like terms: 9 + -81 = -72
-72 + 18y + 9y2 = 81 + -81

Combine like terms: 81 + -81 = 0
-72 + 18y + 9y2 = 0

Factor out the Greatest Common Factor (GCF), '9'.
9(-8 + 2y + y2) = 0

Factor a trinomial.
9((-4 + -1y)(2 + -1y)) = 0

Ignore the factor 9.

Subproblem 1

Set the factor '(-4 + -1y)' equal to zero and attempt to solve: Simplifying -4 + -1y = 0 Solving -4 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -1y = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1y = 0 + 4 -1y = 0 + 4 Combine like terms: 0 + 4 = 4 -1y = 4 Divide each side by '-1'. y = -4 Simplifying y = -4

Subproblem 2

Set the factor '(2 + -1y)' equal to zero and attempt to solve: Simplifying 2 + -1y = 0 Solving 2 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1y = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1y = 0 + -2 -1y = 0 + -2 Combine like terms: 0 + -2 = -2 -1y = -2 Divide each side by '-1'. y = 2 Simplifying y = 2

Solution

y = {-4, 2}

See similar equations:

| 5-2x=-1x-7 | | 12x-8=4x-64 | | -3t-7=16 | | -19c+6c+10c=-18 | | -12=0.5x-0.8x | | -5w+3w+4=18 | | -80(p^2+32+220)=0 | | 3(s-12)=9 | | 5y-11-3y=-13-8 | | x^2+4bx+2x=8 | | 7g-4g-g=10 | | -37+37=-16p-11p | | (x+4)+3(x+5)=51 | | 0.44xy=0.0044 | | n+12=13 | | (-w+6)-(-9w+10)= | | -120=-13x-7x | | 5(y+5)-8y=-2 | | -2(d-2)+4=-12 | | 3*3+x=x*3-2 | | 7c-6=15 | | 8.5x-2(2x+8)= | | 12a-10a-a+2=10 | | 15r+9=60 | | 15d-8d-7=7 | | 3*3+x=2*3-2x | | -4b+-5b=9 | | 3n+6n+-10n+-13=-5 | | -11c=-11 | | 2(q-5)+2=16 | | (3x-5)-(6x-1)= | | X=2.25+.75y |

Equations solver categories