3a-5=7a+7

Simple and best practice solution for 3a-5=7a+7 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 3a-5=7a+7 equation:


Simplifying
3a + -5 = 7a + 7

Reorder the terms:
-5 + 3a = 7a + 7

Reorder the terms:
-5 + 3a = 7 + 7a

Solving
-5 + 3a = 7 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
-5 + 3a + -7a = 7 + 7a + -7a

Combine like terms: 3a + -7a = -4a
-5 + -4a = 7 + 7a + -7a

Combine like terms: 7a + -7a = 0
-5 + -4a = 7 + 0
-5 + -4a = 7

Add '5' to each side of the equation.
-5 + 5 + -4a = 7 + 5

Combine like terms: -5 + 5 = 0
0 + -4a = 7 + 5
-4a = 7 + 5

Combine like terms: 7 + 5 = 12
-4a = 12

Divide each side by '-4'.
a = -3

Simplifying
a = -3

See similar equations:

| 5(4x+5)-13= | | x^2-143x=-4732 | | 9x+25+8x=-26 | | x^2+11x-5=2 | | x^2+10x-11=6 | | (yY3/2x^4)/(y^2/6x^2) | | v=1/2xh | | 5e^4-x=8 | | (x+2)*(x+3)=0 | | 10/3-3x131 | | 5(3x-2)=-x-20-4x | | 16x1/4 | | 2cosX/cotX | | 22=3x+5 | | y^2-4y+30=0 | | Solvex^2-8x=-7 | | -4x/-4=12/-4 | | -8-x=-24-x | | x(1-2x)=0 | | 11*2N+6=5.2N | | 16x^2-27x+12=0 | | Y=(3)(1.1)3 | | 2x^2-24x-40=0 | | 8-(4x-m)=5(x+6)-2 | | (10-5)x(7-5)+2= | | 6900/69 | | p=3(l+w)forl | | ((58-17)-6)+12= | | 8x-3y=152 | | 1/4:6::3:x | | 6x(3x-3y)= | | 3/5^2 |

Equations solver categories