-7a+3+8a=15-30

Simple and best practice solution for -7a+3+8a=15-30 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+3+8a=15-30 equation:


Simplifying
-7a + 3 + 8a = 15 + -30

Reorder the terms:
3 + -7a + 8a = 15 + -30

Combine like terms: -7a + 8a = 1a
3 + 1a = 15 + -30

Combine like terms: 15 + -30 = -15
3 + 1a = -15

Solving
3 + 1a = -15

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 1a = -15 + -3

Combine like terms: 3 + -3 = 0
0 + 1a = -15 + -3
1a = -15 + -3

Combine like terms: -15 + -3 = -18
1a = -18

Divide each side by '1'.
a = -18

Simplifying
a = -18

See similar equations:

| -10x-25-x^2=0 | | x/10=7/30 | | .375*x-4=11 | | .66666667*x=8 | | 2*5*9= | | 2w^2+w+28=0 | | x/5=9 | | 73*73+0-25= | | 6ab-4ba= | | x^3-2x=-1 | | x^6+9x^4+24x^2+16=0 | | logy=3.8 | | 24-4x=0 | | 3x^2-17x+24=0 | | 0.67y-0.25=0.17+0.25y | | (-2n^4)+(-6n^4)= | | 4x^3-2x-4=0 | | 8x+5=3(2x+5) | | 29-4.9=13.9 | | x^2+17x=2040 | | -u^2-11u-30=0 | | x/10+18=29 | | x/3=5 | | 3(7+2x)+2-2x=19 | | x+y=101 | | w^4-5w^2-24=0 | | 152-2x=34x+16 | | 5(k+6)=-6 | | 14-9x=99-44x | | h=-16t^2+65.5t+5.5 | | u^2+13u+102=0 | | -5k-12=12 |

Equations solver categories