-10+7(a+3)=5-8

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Solution for -10+7(a+3)=5-8 equation:


Simplifying
-10 + 7(a + 3) = 5 + -8

Reorder the terms:
-10 + 7(3 + a) = 5 + -8
-10 + (3 * 7 + a * 7) = 5 + -8
-10 + (21 + 7a) = 5 + -8

Combine like terms: -10 + 21 = 11
11 + 7a = 5 + -8

Combine like terms: 5 + -8 = -3
11 + 7a = -3

Solving
11 + 7a = -3

Solving for variable 'a'.

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

Add '-11' to each side of the equation.
11 + -11 + 7a = -3 + -11

Combine like terms: 11 + -11 = 0
0 + 7a = -3 + -11
7a = -3 + -11

Combine like terms: -3 + -11 = -14
7a = -14

Divide each side by '7'.
a = -2

Simplifying
a = -2

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