7(a-1)+4=11

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Solution for 7(a-1)+4=11 equation:


Simplifying
7(a + -1) + 4 = 11

Reorder the terms:
7(-1 + a) + 4 = 11
(-1 * 7 + a * 7) + 4 = 11
(-7 + 7a) + 4 = 11

Reorder the terms:
-7 + 4 + 7a = 11

Combine like terms: -7 + 4 = -3
-3 + 7a = 11

Solving
-3 + 7a = 11

Solving for variable 'a'.

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

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

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

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

Divide each side by '7'.
a = 2

Simplifying
a = 2

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