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Find the value of each expression when a=-2 b=-3 and c=5 5a-4b+6c
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Find the value of each expression when a=-2 b=-3 and c=5

5a-4b+6c

User Gerky
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2 Answers

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I think it's 32 lol bc 5(-2) is -10, -4(-3) is 12, and 6(5) I'd 30. -10+12 is 2, then 2+30 is 32.
User Mrhellmann
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4 votes
Substitute the values in.

5(-2) - 4(-3) + 6(5).

5 × -2 = -10.
4 × -3 = -12
6 × 5 = 30.

The expression is therefore -10 - -12 + 30, or -10 + 12 + 30.
User Bealex
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