8(7r-4)+3=-309

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Solution for 8(7r-4)+3=-309 equation:


Simplifying
8(7r + -4) + 3 = -309

Reorder the terms:
8(-4 + 7r) + 3 = -309
(-4 * 8 + 7r * 8) + 3 = -309
(-32 + 56r) + 3 = -309

Reorder the terms:
-32 + 3 + 56r = -309

Combine like terms: -32 + 3 = -29
-29 + 56r = -309

Solving
-29 + 56r = -309

Solving for variable 'r'.

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

Add '29' to each side of the equation.
-29 + 29 + 56r = -309 + 29

Combine like terms: -29 + 29 = 0
0 + 56r = -309 + 29
56r = -309 + 29

Combine like terms: -309 + 29 = -280
56r = -280

Divide each side by '56'.
r = -5

Simplifying
r = -5

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