7(10x-9)=287

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Solution for 7(10x-9)=287 equation:


Simplifying
7(10x + -9) = 287

Reorder the terms:
7(-9 + 10x) = 287
(-9 * 7 + 10x * 7) = 287
(-63 + 70x) = 287

Solving
-63 + 70x = 287

Solving for variable 'x'.

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

Add '63' to each side of the equation.
-63 + 63 + 70x = 287 + 63

Combine like terms: -63 + 63 = 0
0 + 70x = 287 + 63
70x = 287 + 63

Combine like terms: 287 + 63 = 350
70x = 350

Divide each side by '70'.
x = 5

Simplifying
x = 5

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