3 years ago

5(x+7)+2(y-1)when x=7 and y=2

Mathematics

2 answers:

d1i1m1o1n [39]3 years ago

8 0

Answer:72

Step-by-step explanation:5(7+7)+2(2-1)

brackets first=7+7=14

2-1=1

5(14)+2(1)

times the brackets by the numbers on the outside

5x14=70

2x1=2

add the too together

70+2=72

balu736 [363]3 years ago

5 0

Answer: 72

Step-by-step explanation:

First plug in 7 for x

5(14)

Then multiply

Next plug 2 in for y

2(1)

Multiply

Lastly, add 70 and 2 together.

72.

Hope this helps.

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