5a+(7-2a)=4a-1

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Solution for 5a+(7-2a)=4a-1 equation:


Simplifying
5a + (7 + -2a) = 4a + -1

Remove parenthesis around (7 + -2a)
5a + 7 + -2a = 4a + -1

Reorder the terms:
7 + 5a + -2a = 4a + -1

Combine like terms: 5a + -2a = 3a
7 + 3a = 4a + -1

Reorder the terms:
7 + 3a = -1 + 4a

Solving
7 + 3a = -1 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
7 + 3a + -4a = -1 + 4a + -4a

Combine like terms: 3a + -4a = -1a
7 + -1a = -1 + 4a + -4a

Combine like terms: 4a + -4a = 0
7 + -1a = -1 + 0
7 + -1a = -1

Add '-7' to each side of the equation.
7 + -7 + -1a = -1 + -7

Combine like terms: 7 + -7 = 0
0 + -1a = -1 + -7
-1a = -1 + -7

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

Divide each side by '-1'.
a = 8

Simplifying
a = 8

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