7a-(3a+8)=

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Solution for 7a-(3a+8)= equation:


Simplifying
7a + -1(3a + 8) = 0

Reorder the terms:
7a + -1(8 + 3a) = 0
7a + (8 * -1 + 3a * -1) = 0
7a + (-8 + -3a) = 0

Reorder the terms:
-8 + 7a + -3a = 0

Combine like terms: 7a + -3a = 4a
-8 + 4a = 0

Solving
-8 + 4a = 0

Solving for variable 'a'.

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

Add '8' to each side of the equation.
-8 + 8 + 4a = 0 + 8

Combine like terms: -8 + 8 = 0
0 + 4a = 0 + 8
4a = 0 + 8

Combine like terms: 0 + 8 = 8
4a = 8

Divide each side by '4'.
a = 2

Simplifying
a = 2

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