5y^2+7=87

Simple and best practice solution for 5y^2+7=87 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 5y^2+7=87 equation: 


Simplifying
5y2 + 7 = 87

Reorder the terms:
7 + 5y2 = 87

Solving
7 + 5y2 = 87

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + 5y2 = 87 + -7

Combine like terms: 7 + -7 = 0
0 + 5y2 = 87 + -7
5y2 = 87 + -7

Combine like terms: 87 + -7 = 80
5y2 = 80

Divide each side by '5'.
y2 = 16

Simplifying
y2 = 16

Take the square root of each side:
y = {-4, 4}

See similar equations:

| 5a+5=-7(-8) | | 4(2v-1)= | | x-402.88=130.31 | | 18*2=-32 | | 3z-4=6z-5 | | 1.5g=3g | | f(-4)=5x-3 | | 1=x-(-7) | | 78/624 | | 9ex=14 | | 0+32.1=47.8 | | x+89=262 | | 8(t+7)=56 | | 2w^2+w+10=(w+-2)(w+-2) | | X/2-13=15 | | 752.9=75.29x | | 3(4s+1)=135 | | 0.045x+4.917=0.030x+4.908 | | 7.5+4.5x=96 | | .5(3g-2)=h/2 | | 2x-5(x-5)=-3+2x-12 | | (p+4)(p+2)=35 | | -2(4x+2)=5(1-x) | | 2x^2+3x-30=0 | | 3(2l+1)=63 | | .333333333(n+1)=.1666666667(3n-5) | | 3x+15+4x-8=0 | | 3(4x-6)-4=34+4 | | -77=n(3-3n) | | 11(-5)=-75 | | 4x+5(2x-6)=-2 | | 2(1/2x) |

Equations solver categories