(7a^2+3b-7)-(7a^2-b)=0

Simple and best practice solution for (7a^2+3b-7)-(7a^2-b)=0 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 (7a^2+3b-7)-(7a^2-b)=0 equation:


Simplifying
(7a2 + 3b + -7) + -1(7a2 + -1b) = 0

Reorder the terms:
(-7 + 7a2 + 3b) + -1(7a2 + -1b) = 0

Remove parenthesis around (-7 + 7a2 + 3b)
-7 + 7a2 + 3b + -1(7a2 + -1b) = 0
-7 + 7a2 + 3b + (7a2 * -1 + -1b * -1) = 0
-7 + 7a2 + 3b + (-7a2 + 1b) = 0

Reorder the terms:
-7 + 7a2 + -7a2 + 3b + 1b = 0

Combine like terms: 7a2 + -7a2 = 0
-7 + 0 + 3b + 1b = 0
-7 + 3b + 1b = 0

Combine like terms: 3b + 1b = 4b
-7 + 4b = 0

Solving
-7 + 4b = 0

Solving for variable 'b'.

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

Add '7' to each side of the equation.
-7 + 7 + 4b = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 4b = 0 + 7
4b = 0 + 7

Combine like terms: 0 + 7 = 7
4b = 7

Divide each side by '4'.
b = 1.75

Simplifying
b = 1.75

See similar equations:

| 24=6(x-4) | | 3v-4=2(v+6)+v-16 | | 2x-3=8x-27 | | -5x+60=-55 | | 15+2y=3-y | | 2x-3=9x-27 | | 13+8x=3x-2 | | -2x+6=-14 | | -3x+18+5x=7x-8x | | (4xy-9y^2)=0 | | 12-2x*8=-36 | | 3m+8-5m=2m+12 | | 6x-3=12+3x | | 5(2-4x)= | | x^2-36x-12=0 | | 8x^4+125x=0 | | -x-8=-4 | | 5x-12=-47 | | 2(-2x-3)= | | -8(-8q-6)=-6q-22 | | x+6y=18 | | x+2.2=8.3 | | -3w+18=8w+9-2w | | 3y+6=48 | | x-(-4)=13 | | 2z-8=30 | | (4x^2+x+5)-(8x^2-4x)=0 | | (2x^2-5x-1)+(x^2-3x-7)= | | 3b-12=63 | | 3m+4=37 | | -8(5+k)=-140 | | 4w-20=16 |

Equations solver categories