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myrzilka [38]
3 years ago
15

Evaluate the following expression: 5+7(3x+y) when x=12, y=8

Mathematics
2 answers:
Mice21 [21]3 years ago
7 0

Answer:

The answer is 313.

Step-by-step explanation:

You have to substitite the values of x and y into the expressions :

5 + 7(3x + y)

let \: x = 12,y = 8

5 + 7(3 \times 12 + 8)

= 5 + 7(36 + 8)

= 5 + 7(44)

= 5 + 308

= 313

timofeeve [1]3 years ago
5 0
First step is 5+7(36x+8y) because you have to distribute
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