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Solve -4a² - 1/5b + 1/7c if a = 3, b = -5, c = -21​

Solve -4a² - 1/5b + 1/7c if a = 3, b = -5, c = -21​
asked 94.4k views
1 vote
Solve -4a² - 1/5b + 1/7c

if a = 3, b = -5, c = -21​

asked
User Blanthor
by
8.6k points

1 Answer

1 vote

Answer:

Explanation:

-4(3)² - 1/5(-5) + 1/7(-21)

-4(9) + 1 - 3

-36 + 1 - 3

-35 - 3 = -38

answered
User OldCurmudgeon
by
8.6k points
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