16(a-9)=-7-9

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Solution for 16(a-9)=-7-9 equation:


Simplifying
16(a + -9) = -7 + -9

Reorder the terms:
16(-9 + a) = -7 + -9
(-9 * 16 + a * 16) = -7 + -9
(-144 + 16a) = -7 + -9

Combine like terms: -7 + -9 = -16
-144 + 16a = -16

Solving
-144 + 16a = -16

Solving for variable 'a'.

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

Add '144' to each side of the equation.
-144 + 144 + 16a = -16 + 144

Combine like terms: -144 + 144 = 0
0 + 16a = -16 + 144
16a = -16 + 144

Combine like terms: -16 + 144 = 128
16a = 128

Divide each side by '16'.
a = 8

Simplifying
a = 8

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