Solved on Feb 21, 2024

Simplify the expression 4(3+9)-4(3+9) and select the correct answer.

STEP 1

Assumptions
1. We are given an algebraic expression: 4(3+9)-4(3+9)
2. We need to simplify the expression by performing the indicated operation, which is multiplication after applying the distributive property.

STEP 2

Apply the distributive property to multiply 4-4 by each term inside the parentheses.
4(3+9)=43+(4)9-4(3+9) = -4 \cdot 3 + (-4) \cdot 9

STEP 3

Perform the multiplication for each term.
43=12-4 \cdot 3 = -12 (4)9=36(-4) \cdot 9 = -36

STEP 4

Combine the results of the multiplication.
12+(36)-12 + (-36)

STEP 5

Add the two negative numbers.
12+(36)=1236-12 + (-36) = -12 - 36

STEP 6

Calculate the sum.
1236=48-12 - 36 = -48
The simplified result of the expression 4(3+9)-4(3+9) is 48-48.

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