49y^2-7=15

Simple and best practice solution for 49y^2-7=15 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 49y^2-7=15 equation: 


Simplifying
49y2 + -7 = 15

Reorder the terms:
-7 + 49y2 = 15

Solving
-7 + 49y2 = 15

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 + 49y2 = 15 + 7

Combine like terms: -7 + 7 = 0
0 + 49y2 = 15 + 7
49y2 = 15 + 7

Combine like terms: 15 + 7 = 22
49y2 = 22

Divide each side by '49'.
y2 = 0.4489795918

Simplifying
y2 = 0.4489795918

Take the square root of each side:
y = {-0.670059394, 0.670059394}

See similar equations:

| 49y^2-7=17 | | 8h-15=41 | | 55x+320y=2476 | | 15+x=57 | | -5m=1-8 | | x/7+8=-5 | | X+52=64 | | W^2-8w+7= | | 5c-c-8-9=71 | | x(x)+4x=8 | | lnx^2=ln(12-x) | | n-71=24 | | 33-x=173-6x | | r+7=45 | | 4(x+2)=8(x-1)+4 | | 3.7+x=2 | | x(x)-5=3 | | z/10+6=9 | | -15=b+6 | | 4-5x+6x-2= | | (22b-6)-7(3b+1)=-7 | | 2=7(x+7)-2x | | 7t^2-40t-63=0 | | 4(x+3)=-3+4x | | 144-x=48+x | | 7x-48+2x=105 | | 10x-25=x(x) | | 0y=9 | | p^2+2p-44= | | 0.04p+0.09(1600-p)=90 | | 7-30=110 | | 350-22w=240 |

Equations solver categories