5a+8=2a+7

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Solution for 5a+8=2a+7 equation:


Simplifying
5a + 8 = 2a + 7

Reorder the terms:
8 + 5a = 2a + 7

Reorder the terms:
8 + 5a = 7 + 2a

Solving
8 + 5a = 7 + 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.
8 + 5a + -2a = 7 + 2a + -2a

Combine like terms: 5a + -2a = 3a
8 + 3a = 7 + 2a + -2a

Combine like terms: 2a + -2a = 0
8 + 3a = 7 + 0
8 + 3a = 7

Add '-8' to each side of the equation.
8 + -8 + 3a = 7 + -8

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

Combine like terms: 7 + -8 = -1
3a = -1

Divide each side by '3'.
a = -0.3333333333

Simplifying
a = -0.3333333333

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