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zhenek [66]
3 years ago
6

4. For each equation, determine if =-2 is a solution. Explain or show your reasoning.

Mathematics
1 answer:
Aneli [31]3 years ago
6 0

Answer:

a. 14 b. -2

Step-by-step explanation:

a. 10=2x-18

28=2x ; x=14

b. 3x+12=2x+6+4

3x+12=2x+10

x=-2

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