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KonstantinChe [14]
3 years ago
11

8-1- (18 – 2):8 help pls

Mathematics
1 answer:
Anastasy [175]3 years ago
3 0

Answer:

-9:8

Step-by-step explanation:

8-1-(18-2):8

Subtract 2 from 18

8-1-16:8

subtract 1 from 8

7-16:8

subtract 16 from 7

-9:8

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Can someone please help me?
VikaD [51]

Answer:

The answer is 27

Step-by-step explanation:

The reason being, you can solve this 2 ways.

1) Combine like terms, 7a-4a = 3a.

Now just substitute (a=9) into 3a.

3 * (9) = 27.

2) Or just substitute a = 9 into the original expression.

7 * (9) - 4 * (9)

= 63 - 36 = 27

4 0
3 years ago
Read 2 more answers
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zhuklara [117]
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