-2+7(a+6)=-15-4a

Simple and best practice solution for -2+7(a+6)=-15-4a 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 -2+7(a+6)=-15-4a equation:


Simplifying
-2 + 7(a + 6) = -15 + -4a

Reorder the terms:
-2 + 7(6 + a) = -15 + -4a
-2 + (6 * 7 + a * 7) = -15 + -4a
-2 + (42 + 7a) = -15 + -4a

Combine like terms: -2 + 42 = 40
40 + 7a = -15 + -4a

Solving
40 + 7a = -15 + -4a

Solving for variable 'a'.

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

Add '4a' to each side of the equation.
40 + 7a + 4a = -15 + -4a + 4a

Combine like terms: 7a + 4a = 11a
40 + 11a = -15 + -4a + 4a

Combine like terms: -4a + 4a = 0
40 + 11a = -15 + 0
40 + 11a = -15

Add '-40' to each side of the equation.
40 + -40 + 11a = -15 + -40

Combine like terms: 40 + -40 = 0
0 + 11a = -15 + -40
11a = -15 + -40

Combine like terms: -15 + -40 = -55
11a = -55

Divide each side by '11'.
a = -5

Simplifying
a = -5

See similar equations:

| x+43=12 | | x=43+12 | | 5x=8y-2 | | 12a^2+11a-15=0 | | 100x+50y=5000 | | 0.45x+.05(18-x)=.10(65) | | 2(m-4)+m=-2(7-2M)-6 | | x+12=43 | | 17=r-4 | | 12a^2-20a+3=0 | | 1/2(4x+2)-x=12 | | 18463.2=87.92*w | | 34=x/20 | | -4(2x-5)-8=-12-5x | | -5x+15y=120 | | (2x^2-5x)(2x^2+5x-3)=0 | | X^2+25x-54=0 | | 9+3=3(3-1)+7 | | 5y=4(y+19) | | (4x^2-1)(x^2-6x+9)=0 | | 3(x-4)=78*13 | | t^2+5=41 | | -14+3n=1+2n-2n | | 6w=-66 | | 7w+3w=5w+9 | | 8x-9x+x-4x= | | g^2-2y=2 | | (3m^5n^2/6m^3)^3 | | -13+4p=5+7p | | (2y+4)(6y-24)=0 | | 2x^2=-20x | | 15/1/5=x |

Equations solver categories