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KonstantinChe [14]
2 years ago
7

-8(2z - 70) use z = 5 and c = 2

Mathematics
2 answers:
Dima020 [189]2 years ago
8 0

Answer:

480

Step-by-step explanation:

-8( 2(5) - 70)

-8 ( 10 - 70)

-80 + 560

480

Neporo4naja [7]2 years ago
6 0

Answer:

480

Step-by-step explanation:

So we have the expression:

-8(2z-70)

And we want to evaluate it for z=5 and c=2:

So:

=-8(2(5)-70)

Multiply within the parentheses:

=-8(10-70)

Subtract within the parentheses:

=-8(-60)

Multiply:

=480

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