7(3a+1)-19a=-9

Simple and best practice solution for 7(3a+1)-19a=-9 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(3a+1)-19a=-9 equation:


Simplifying
7(3a + 1) + -19a = -9

Reorder the terms:
7(1 + 3a) + -19a = -9
(1 * 7 + 3a * 7) + -19a = -9
(7 + 21a) + -19a = -9

Combine like terms: 21a + -19a = 2a
7 + 2a = -9

Solving
7 + 2a = -9

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + 2a = -9 + -7

Combine like terms: 7 + -7 = 0
0 + 2a = -9 + -7
2a = -9 + -7

Combine like terms: -9 + -7 = -16
2a = -16

Divide each side by '2'.
a = -8

Simplifying
a = -8

See similar equations:

| -13.2-2*-4.3= | | 2(x-3)+5x=8(x-1) | | 3(m+2)=4(2m+3) | | 0.20n=40 | | 17n+6m=22 | | 110-3x=-36x+22 | | p^2-p*4=63 | | 4x+177=11x-5 | | 12x-7=8x+13 | | 5x-19x+12=0 | | 9x-119=3x-11 | | x^3+x+.5x^2=1.5 | | 4=8+x+6x | | -22=2x-6x+2 | | 35=t^2-14t+48 | | -8(5-3c)=32 | | 110-3x=-36+22 | | 7x^2-36x-36=0 | | 8-9x=-36-7x | | 6x-3+5x-6=8x+3+9 | | 2(x+3)+2x=x+18 | | 104-3x=33x+24 | | 74x=0 | | 6x+13=47-9x | | 4(3c-8)=10 | | (3x-2y)(4x+5y)= | | X^3-18x^2+20x=0 | | 6[x+1]+12=5[x+2]+11 | | 49-2x=8+19 | | 2x^4+4x-5=0 | | 49-2x=8+1 | | 6[x+1]+12=[x+2]+11 |

Equations solver categories