81x^2+bx^2=225x^2

Simple and best practice solution for 81x^2+bx^2=225x^2 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 81x^2+bx^2=225x^2 equation:


Simplifying
81x2 + bx2 = 225x2

Reorder the terms:
bx2 + 81x2 = 225x2

Solving
bx2 + 81x2 = 225x2

Solving for variable 'b'.

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

Add '-81x2' to each side of the equation.
bx2 + 81x2 + -81x2 = 225x2 + -81x2

Combine like terms: 81x2 + -81x2 = 0
bx2 + 0 = 225x2 + -81x2
bx2 = 225x2 + -81x2

Combine like terms: 225x2 + -81x2 = 144x2
bx2 = 144x2

Divide each side by 'x2'.
b = 144

Simplifying
b = 144

See similar equations:

| C=6a+3b | | -3x+3y=11 | | 50=2(3.14) | | 20a^2+100a^2=0 | | 12=z+y | | 12s^2+s= | | 7gh+2ab=10 | | 36x^2+24x=-85 | | 12s^2+s= | | 7gh+2ab=10 | | 12s^2+s= | | 12s^2-s= | | 4z+3.6+x=1.2 | | 8(2x-3)=-(-20x+8) | | 3a-5d-37=0 | | 14w^3-23w^2+8w= | | p-14=56 | | 8(-4x-2)+5x=5x+32 | | 6*12*24= | | 4x+7y+8x=180 | | 3cos(x)-4sin(x)=2 | | 57x=30x+378 | | -7b=58-16 | | 7x=118 | | -20=-325+x | | -5x+7=-x-3 | | (4x+10)+(2x-20)=90 | | 25x-150+10x+50+5x=450 | | -27=x-50 | | 6c^2-2-11c= | | 2x-6+x=6x+9 | | -2g+7-g+11= |

Equations solver categories