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

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


Simplifying
7 + 4a + -3b + a + -5b = 0

Reorder the terms:
7 + 4a + a + -3b + -5b = 0

Combine like terms: 4a + a = 5a
7 + 5a + -3b + -5b = 0

Combine like terms: -3b + -5b = -8b
7 + 5a + -8b = 0

Solving
7 + 5a + -8b = 0

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + 5a + -7 + -8b = 0 + -7

Reorder the terms:
7 + -7 + 5a + -8b = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 5a + -8b = 0 + -7
5a + -8b = 0 + -7

Combine like terms: 0 + -7 = -7
5a + -8b = -7

Add '8b' to each side of the equation.
5a + -8b + 8b = -7 + 8b

Combine like terms: -8b + 8b = 0
5a + 0 = -7 + 8b
5a = -7 + 8b

Divide each side by '5'.
a = -1.4 + 1.6b

Simplifying
a = -1.4 + 1.6b

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