5a+2a-(4-b)=x

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Solution for 5a+2a-(4-b)=x equation:


Simplifying
5a + 2a + -1(4 + -1b) = x
5a + 2a + (4 * -1 + -1b * -1) = x
5a + 2a + (-4 + 1b) = x

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

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

Solving
-4 + 7a + 1b = x

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 + 7a + 4 + 1b = 4 + x

Reorder the terms:
-4 + 4 + 7a + 1b = 4 + x

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

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

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

Divide each side by '7'.
a = 0.5714285714 + -0.1428571429b + 0.1428571429x

Simplifying
a = 0.5714285714 + -0.1428571429b + 0.1428571429x

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