5q-(7q+21)=5-(5q-2)

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Solution for 5q-(7q+21)=5-(5q-2) equation:


Simplifying
5q + -1(7q + 21) = 5 + -1(5q + -2)

Reorder the terms:
5q + -1(21 + 7q) = 5 + -1(5q + -2)
5q + (21 * -1 + 7q * -1) = 5 + -1(5q + -2)
5q + (-21 + -7q) = 5 + -1(5q + -2)

Reorder the terms:
-21 + 5q + -7q = 5 + -1(5q + -2)

Combine like terms: 5q + -7q = -2q
-21 + -2q = 5 + -1(5q + -2)

Reorder the terms:
-21 + -2q = 5 + -1(-2 + 5q)
-21 + -2q = 5 + (-2 * -1 + 5q * -1)
-21 + -2q = 5 + (2 + -5q)

Combine like terms: 5 + 2 = 7
-21 + -2q = 7 + -5q

Solving
-21 + -2q = 7 + -5q

Solving for variable 'q'.

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

Add '5q' to each side of the equation.
-21 + -2q + 5q = 7 + -5q + 5q

Combine like terms: -2q + 5q = 3q
-21 + 3q = 7 + -5q + 5q

Combine like terms: -5q + 5q = 0
-21 + 3q = 7 + 0
-21 + 3q = 7

Add '21' to each side of the equation.
-21 + 21 + 3q = 7 + 21

Combine like terms: -21 + 21 = 0
0 + 3q = 7 + 21
3q = 7 + 21

Combine like terms: 7 + 21 = 28
3q = 28

Divide each side by '3'.
q = 9.333333333

Simplifying
q = 9.333333333

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