7=-11+3(a+5)

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Solution for 7=-11+3(a+5) equation:


Simplifying
7 = -11 + 3(a + 5)

Reorder the terms:
7 = -11 + 3(5 + a)
7 = -11 + (5 * 3 + a * 3)
7 = -11 + (15 + 3a)

Combine like terms: -11 + 15 = 4
7 = 4 + 3a

Solving
7 = 4 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
7 + -3a = 4 + 3a + -3a

Combine like terms: 3a + -3a = 0
7 + -3a = 4 + 0
7 + -3a = 4

Add '-7' to each side of the equation.
7 + -7 + -3a = 4 + -7

Combine like terms: 7 + -7 = 0
0 + -3a = 4 + -7
-3a = 4 + -7

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

Divide each side by '-3'.
a = 1

Simplifying
a = 1

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