-2a+4+7a=10-5

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Solution for -2a+4+7a=10-5 equation:


Simplifying
-2a + 4 + 7a = 10 + -5

Reorder the terms:
4 + -2a + 7a = 10 + -5

Combine like terms: -2a + 7a = 5a
4 + 5a = 10 + -5

Combine like terms: 10 + -5 = 5
4 + 5a = 5

Solving
4 + 5a = 5

Solving for variable 'a'.

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

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

Combine like terms: 4 + -4 = 0
0 + 5a = 5 + -4
5a = 5 + -4

Combine like terms: 5 + -4 = 1
5a = 1

Divide each side by '5'.
a = 0.2

Simplifying
a = 0.2

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