-30=-2(1+7a)

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Solution for -30=-2(1+7a) equation:


Simplifying
-30 = -2(1 + 7a)
-30 = (1 * -2 + 7a * -2)
-30 = (-2 + -14a)

Solving
-30 = -2 + -14a

Solving for variable 'a'.

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

Add '14a' to each side of the equation.
-30 + 14a = -2 + -14a + 14a

Combine like terms: -14a + 14a = 0
-30 + 14a = -2 + 0
-30 + 14a = -2

Add '30' to each side of the equation.
-30 + 30 + 14a = -2 + 30

Combine like terms: -30 + 30 = 0
0 + 14a = -2 + 30
14a = -2 + 30

Combine like terms: -2 + 30 = 28
14a = 28

Divide each side by '14'.
a = 2

Simplifying
a = 2

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