If a = 5, b = 4, and c = 7, find the value for 3(b + a) – c.
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Answers
Answered by
0
Answer:
=3(4+5) -7
=27-7
=20 ....
Answered by
0
Step-by-step explanation:
By direct algebric method, or BODMAS
a = 5
b = 4
c = 7
3(b + a) - c
3(4 + 5) - 7
3 × 9 - 7
27 - 7
20
Also, By distributive method, here also BODMAS is used,
3(b + a) - c
3 × b + 3 × a - c
3 × 4 + 3 × 5 - 7
12 + 15 - 7
27 - 7
20
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