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adell [148]
3 years ago
15

Giovanni justifies whether the expression –4x – 8 is equivalent to Negative 2 (x + 1) minus 2 (x + 3) by letting x = 3 in both e

xpressions. What is the value of each expression when x = 3? 3 and –20 4 and 4 –20 and –20 3 and 4
Mathematics
2 answers:
Vladimir [108]3 years ago
6 0

Answer:

When x = 3, the solutions to the expressions are–20 and –20

Step-by-step explanation:

–4(3) – 8   Multiply

-12 - 8       Subtract

-20

-2(3 + 1) - 2(3 + 3)     Simplify in the parentheses

-2(4) - 2(6)                 Multiply

-8 - 12                        Subtract

-20

               

shutvik [7]3 years ago
4 0

Answer:

its C -20 and -20

Step-by-step explanation:

just did the quiz got 100%

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