7(a-1)+2=-47

Simple and best practice solution for 7(a-1)+2=-47 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 7(a-1)+2=-47 equation:


Simplifying
7(a + -1) + 2 = -47

Reorder the terms:
7(-1 + a) + 2 = -47
(-1 * 7 + a * 7) + 2 = -47
(-7 + 7a) + 2 = -47

Reorder the terms:
-7 + 2 + 7a = -47

Combine like terms: -7 + 2 = -5
-5 + 7a = -47

Solving
-5 + 7a = -47

Solving for variable 'a'.

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

Add '5' to each side of the equation.
-5 + 5 + 7a = -47 + 5

Combine like terms: -5 + 5 = 0
0 + 7a = -47 + 5
7a = -47 + 5

Combine like terms: -47 + 5 = -42
7a = -42

Divide each side by '7'.
a = -6

Simplifying
a = -6

See similar equations:

| 5x-(7x+4)=8x+1 | | 3x+6=-5x-10 | | 3-7x+2x=-12 | | 3z^2-7z-3=0 | | -9x-6=-22 | | 3x+x+4=2x-5+1 | | 2(y)+y=90 | | -2+4x=44x+25 | | 7x-8y-24=0 | | 110=5(1+3k) | | x=1.5+-1.5y | | 4(x-1)=1x-16 | | 40x+60y=60 | | 40x-60y=60 | | 6x^3+3x^2-96x-48=0 | | -15x-2=1-2x | | 40x+60y=50 | | x+3x+(3x-30)=320 | | (x-1)(x+8)=-8 | | 2m+10=5m-80 | | 2.50(0)+1.50=900 | | 3x+2y=7x-5 | | Y=2x^2-12x+17 | | 6x+8y=-24 | | Y-3=-8(x+2) | | F(x)=2x^3+8x-1 | | 3(4x+3)=5x-6 | | 0=2x^2+20-288 | | -2m-11=19 | | 13=3a+1 | | -6x+8=-6-4x | | -15-10=-10x |

Equations solver categories