if a = 3 and b = - 4 and c = -2 then what is 3a - b÷ 2c + 3a - c ÷ c-b
Answers
Answered by
3
Answer:
18
Step-by-step explanation:
(3×3)- [(-4) ÷ {2× (-2)}] + (3×3) - [(-2) ÷ {(-2) - (-4)}]
= 9- {(-4) ÷ (-4)} +9 - {(-2) ÷ (-2+4)}
= 9 - 1 + 9 - {(-2) ÷ 2}
= 9 -1 + 9 + 1
= 9+9
= 18
Answered by
1
Answer:
18 is answer
Step-by-step explanation:
(3×3)- [(-4) ÷ {2× (-2)}] + (3×3) - [(-2) ÷ {(-2) - (-4)}]
= 9- {(-4) ÷ (-4)} +9 - {(-2) ÷ (-2+4)}
= 9 - 1 + 9 - {(-2) ÷ 2}
= 9 -1 + 9 + 1
= 9+9
= 18
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