markmandujano3 markmandujano3

02-07-2020
Mathematics

contestada

What is the value of n in the equation 1/2 (n-4) -3 = 3 - (2n+3)

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09pqr4sT 09pqr4sT

02-07-2020

Answer:

n = 2

Step-by-step explanation:

Expand the brackets.

1/2n - 2 - 3 = 3 - 2n - 3

Add or subtract terms.

1/2n - 5 = -2n

Add 5 and 2n on both sides.

1/2n + 2n = 5

5/2n = 5

Multiply both sides by 2/5.

n = 5 × 2/5

n = 10/5

n = 2

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