7x=6-(-15)

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Solution for 7x=6-(-15) equation: 


Simplifying
7x = 6 + -1(-15)

Multiply -1 * -15
7x = 6 + 15

Combine like terms: 6 + 15 = 21
7x = 21

Solving
7x = 21

Solving for variable 'x'.

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

Divide each side by '7'.
x = 3

Simplifying
x = 3

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