7a-2(9-1)=7

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Solution for 7a-2(9-1)=7 equation:


Simplifying
7a + -2(9 + -1) = 7

Combine like terms: 9 + -1 = 8
7a + -2(8) = 7

Multiply -2 * 8
7a + -16 = 7

Reorder the terms:
-16 + 7a = 7

Solving
-16 + 7a = 7

Solving for variable 'a'.

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

Add '16' to each side of the equation.
-16 + 16 + 7a = 7 + 16

Combine like terms: -16 + 16 = 0
0 + 7a = 7 + 16
7a = 7 + 16

Combine like terms: 7 + 16 = 23
7a = 23

Divide each side by '7'.
a = 3.285714286

Simplifying
a = 3.285714286

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