5a-4(3a+7)=36

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Solution for 5a-4(3a+7)=36 equation:


Simplifying
5a + -4(3a + 7) = 36

Reorder the terms:
5a + -4(7 + 3a) = 36
5a + (7 * -4 + 3a * -4) = 36
5a + (-28 + -12a) = 36

Reorder the terms:
-28 + 5a + -12a = 36

Combine like terms: 5a + -12a = -7a
-28 + -7a = 36

Solving
-28 + -7a = 36

Solving for variable 'a'.

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

Add '28' to each side of the equation.
-28 + 28 + -7a = 36 + 28

Combine like terms: -28 + 28 = 0
0 + -7a = 36 + 28
-7a = 36 + 28

Combine like terms: 36 + 28 = 64
-7a = 64

Divide each side by '-7'.
a = -9.142857143

Simplifying
a = -9.142857143

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