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KIM [24]
3 years ago
10

Evaluate the expression when a = - 4.2 and b = - 3.9 . - 7b + 2a

Mathematics
1 answer:
Delicious77 [7]3 years ago
4 0

Answer:

-35.7

Step-by-step explanation:

1. Plug in a and b to the equation:

7(-3.9)+2(-4.2)

2. Evaluate: -35.7

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