8j-10(j+1)=80

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Solution for 8j-10(j+1)=80 equation:


Simplifying
8j + -10(j + 1) = 80

Reorder the terms:
8j + -10(1 + j) = 80
8j + (1 * -10 + j * -10) = 80
8j + (-10 + -10j) = 80

Reorder the terms:
-10 + 8j + -10j = 80

Combine like terms: 8j + -10j = -2j
-10 + -2j = 80

Solving
-10 + -2j = 80

Solving for variable 'j'.

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

Add '10' to each side of the equation.
-10 + 10 + -2j = 80 + 10

Combine like terms: -10 + 10 = 0
0 + -2j = 80 + 10
-2j = 80 + 10

Combine like terms: 80 + 10 = 90
-2j = 90

Divide each side by '-2'.
j = -45

Simplifying
j = -45

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