-9(7+10n)=-7(-3+9)

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Solution for -9(7+10n)=-7(-3+9) equation:


Simplifying
-9(7 + 10n) = -7(-3 + 9)
(7 * -9 + 10n * -9) = -7(-3 + 9)
(-63 + -90n) = -7(-3 + 9)

Combine like terms: -3 + 9 = 6
-63 + -90n = -7(6)

Multiply -7 * 6
-63 + -90n = -42

Solving
-63 + -90n = -42

Solving for variable 'n'.

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

Add '63' to each side of the equation.
-63 + 63 + -90n = -42 + 63

Combine like terms: -63 + 63 = 0
0 + -90n = -42 + 63
-90n = -42 + 63

Combine like terms: -42 + 63 = 21
-90n = 21

Divide each side by '-90'.
n = -0.2333333333

Simplifying
n = -0.2333333333

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