10. Solve 2/3 X-5/7+ 1/2 X 5/7 and state
the property used
Answers
Answered by
0
Answer:
-5/42
Step-by-step explanation:
2/3 x -5/7 + 1/2 x 5/7
by cross multiplication
-10/21 + 5/14
LCM = 42
-10/21 x 2/2 + 5/14 x 3/3
= -20/42 + 15/42
= -20+15/42
= -5/42
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