Question

3. Subtract:
i. 7(3 + 7) 8(2 − 7)

Answer 1

Answer:

7+(3+7)8(2-7)

7+(3+7)8+(-5)

7+(3+7)3

7+10+3

20

Hence,20 is the Answer

Hope it helped you.

Answer 2

A= 7(3+7) = 7(10) = 70
B= 8(2-7) = 8(-5) = -40
A-B= A-(-B) = A+B= 110

Answer is 110

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