1 year ago

Hairs was asked to evaluate the algebraic expression-3x + 6 when x=-7. 5

1 answer:

8 0

Answer:

28.5

Step-by-step explanation:

substitute x = - 7.5 into the expression

- 3(- 7.5) + 6 = 22.5 + 6 = 28.5

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