7x=21-(49x-63)

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Solution for 7x=21-(49x-63) equation:


Simplifying
7x = 21 + -1(49x + -63)

Reorder the terms:
7x = 21 + -1(-63 + 49x)
7x = 21 + (-63 * -1 + 49x * -1)
7x = 21 + (63 + -49x)

Combine like terms: 21 + 63 = 84
7x = 84 + -49x

Solving
7x = 84 + -49x

Solving for variable 'x'.

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

Add '49x' to each side of the equation.
7x + 49x = 84 + -49x + 49x

Combine like terms: 7x + 49x = 56x
56x = 84 + -49x + 49x

Combine like terms: -49x + 49x = 0
56x = 84 + 0
56x = 84

Divide each side by '56'.
x = 1.5

Simplifying
x = 1.5

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