7a=2[a-10]

Simple and best practice solution for 7a=2[a-10] 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=2[a-10] equation:


Simplifying
7a = 2[a + -10]

Reorder the terms:
7a = 2[-10 + a]
7a = [-10 * 2 + a * 2]
7a = [-20 + 2a]

Solving
7a = -20 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
7a + -2a = -20 + 2a + -2a

Combine like terms: 7a + -2a = 5a
5a = -20 + 2a + -2a

Combine like terms: 2a + -2a = 0
5a = -20 + 0
5a = -20

Divide each side by '5'.
a = -4

Simplifying
a = -4

See similar equations:

| -3x+7=6-(11p+4) | | c(16+8.2)=-84.7 | | 12y=5(3y-5) | | c-2=3c | | a+6=-a-8 | | 2x^2-7x-3=0 | | 3(t+7)+2=6t-2t+2t | | p-102.95=34.42 | | 3y=-2y+15 | | x+5(x-1)=0 | | 2-15M=5(-3m+2) | | X=63-2X | | 78+5x=3x+120 | | -6a+10=-27 | | 5+6x=8x+5 | | p-49.98=169.45 | | 12+5=2X-9 | | 5x-4=0 | | 5a+2=x | | 7x-35=2x | | 62=2+a+1+22 | | -23.7=13.3+g | | 6.8+p=9.7 | | 9x-113=71+17x | | 9-2(5-4)=81x | | 70+17x-3=32x+7 | | -23.34=q-16.99 | | 4x+3x+7=21 | | 2b+21=8a-9 | | 6x^2+11x-9=0 | | 8+10m-4=8m+36-2m | | 2c+7.5=57 |

Equations solver categories