7a-5a=7-10a+3-4

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Solution for 7a-5a=7-10a+3-4 equation:


Simplifying
7a + -5a = 7 + -10a + 3 + -4

Combine like terms: 7a + -5a = 2a
2a = 7 + -10a + 3 + -4

Reorder the terms:
2a = 7 + 3 + -4 + -10a

Combine like terms: 7 + 3 = 10
2a = 10 + -4 + -10a

Combine like terms: 10 + -4 = 6
2a = 6 + -10a

Solving
2a = 6 + -10a

Solving for variable 'a'.

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

Add '10a' to each side of the equation.
2a + 10a = 6 + -10a + 10a

Combine like terms: 2a + 10a = 12a
12a = 6 + -10a + 10a

Combine like terms: -10a + 10a = 0
12a = 6 + 0
12a = 6

Divide each side by '12'.
a = 0.5

Simplifying
a = 0.5

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