3a+7+2a=-4-2a

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Solution for 3a+7+2a=-4-2a equation:


Simplifying
3a + 7 + 2a = -4 + -2a

Reorder the terms:
7 + 3a + 2a = -4 + -2a

Combine like terms: 3a + 2a = 5a
7 + 5a = -4 + -2a

Solving
7 + 5a = -4 + -2a

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
7 + 5a + 2a = -4 + -2a + 2a

Combine like terms: 5a + 2a = 7a
7 + 7a = -4 + -2a + 2a

Combine like terms: -2a + 2a = 0
7 + 7a = -4 + 0
7 + 7a = -4

Add '-7' to each side of the equation.
7 + -7 + 7a = -4 + -7

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

Combine like terms: -4 + -7 = -11
7a = -11

Divide each side by '7'.
a = -1.571428571

Simplifying
a = -1.571428571

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