7(3x+9)=7(-8x-3)

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Solution for 7(3x+9)=7(-8x-3) equation:


Simplifying
7(3x + 9) = 7(-8x + -3)

Reorder the terms:
7(9 + 3x) = 7(-8x + -3)
(9 * 7 + 3x * 7) = 7(-8x + -3)
(63 + 21x) = 7(-8x + -3)

Reorder the terms:
63 + 21x = 7(-3 + -8x)
63 + 21x = (-3 * 7 + -8x * 7)
63 + 21x = (-21 + -56x)

Solving
63 + 21x = -21 + -56x

Solving for variable 'x'.

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

Add '56x' to each side of the equation.
63 + 21x + 56x = -21 + -56x + 56x

Combine like terms: 21x + 56x = 77x
63 + 77x = -21 + -56x + 56x

Combine like terms: -56x + 56x = 0
63 + 77x = -21 + 0
63 + 77x = -21

Add '-63' to each side of the equation.
63 + -63 + 77x = -21 + -63

Combine like terms: 63 + -63 = 0
0 + 77x = -21 + -63
77x = -21 + -63

Combine like terms: -21 + -63 = -84
77x = -84

Divide each side by '77'.
x = -1.090909091

Simplifying
x = -1.090909091

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