9-4(a+7)=

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Solution for 9-4(a+7)= equation:


Simplifying
9 + -4(a + 7) = 0

Reorder the terms:
9 + -4(7 + a) = 0
9 + (7 * -4 + a * -4) = 0
9 + (-28 + -4a) = 0

Combine like terms: 9 + -28 = -19
-19 + -4a = 0

Solving
-19 + -4a = 0

Solving for variable 'a'.

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

Add '19' to each side of the equation.
-19 + 19 + -4a = 0 + 19

Combine like terms: -19 + 19 = 0
0 + -4a = 0 + 19
-4a = 0 + 19

Combine like terms: 0 + 19 = 19
-4a = 19

Divide each side by '-4'.
a = -4.75

Simplifying
a = -4.75

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