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QUESTION
The expression 2(a+b)=−8.1 for certain values of a and b. Find the value of the following expressions for the same values of a and b : 3(a+b) −0.5(a+b) 4a+4b −5a−5b
The expression 2(a+b)=−8.1 for certain values of a and b. Find the value of the following expressions for the same values of a and b :
3(a+b)
−0.5(a+b)
4a+4b
−5a−5b
