4j+5(7j-3)=9(j-5)

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Solution for 4j+5(7j-3)=9(j-5) equation:


Simplifying
4j + 5(7j + -3) = 9(j + -5)

Reorder the terms:
4j + 5(-3 + 7j) = 9(j + -5)
4j + (-3 * 5 + 7j * 5) = 9(j + -5)
4j + (-15 + 35j) = 9(j + -5)

Reorder the terms:
-15 + 4j + 35j = 9(j + -5)

Combine like terms: 4j + 35j = 39j
-15 + 39j = 9(j + -5)

Reorder the terms:
-15 + 39j = 9(-5 + j)
-15 + 39j = (-5 * 9 + j * 9)
-15 + 39j = (-45 + 9j)

Solving
-15 + 39j = -45 + 9j

Solving for variable 'j'.

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

Add '-9j' to each side of the equation.
-15 + 39j + -9j = -45 + 9j + -9j

Combine like terms: 39j + -9j = 30j
-15 + 30j = -45 + 9j + -9j

Combine like terms: 9j + -9j = 0
-15 + 30j = -45 + 0
-15 + 30j = -45

Add '15' to each side of the equation.
-15 + 15 + 30j = -45 + 15

Combine like terms: -15 + 15 = 0
0 + 30j = -45 + 15
30j = -45 + 15

Combine like terms: -45 + 15 = -30
30j = -30

Divide each side by '30'.
j = -1

Simplifying
j = -1

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