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77julia77 [94]
2 years ago
9

Evaluate 4x + 5y, when x = 7 and y = 10

Mathematics
2 answers:
cricket20 [7]2 years ago
6 0
You plug in the 7 for x and 10 for y in the equation 4(7)+5(10)=78
TEA [102]2 years ago
3 0

Answer:

78

Step-by-step explanation:

4(x) = 4(7) = 28        5(x) = 5(10) = 50

28+50=

78

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