Verify the following:
1) {3/4+(-2)/5}+-7/10=3/4+{(-2)/5+(-7)/10}
2)-1{(-2)/3+(-3)/4}={-1+(-2)/3}+-3/4
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Answer: (15-8/20) + (-7/10) = 3/4 + (-4-7/10)7/20 + (-7/10) = 3/4 + (-11/10)7-14/20 = 15-22/20-7/20 = -7/20LHS = RHSverifiedhope
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