Question

What is the value of expression 3(2x-y)+(3+x)^2 when x=4 and y=5 ?

Answer 1

the value of expression is 58

Explanation:

3(2x-y)+(3+x)²

substitute x =4 and y=5

3(2(4)-5)+(3+4)²

3(8-5)+(7)²

3(3)+49

9+49

58