Question

Evaluate 12.3s + 11.5t when s = 7 and t = 8

Answer 1

Answer: 178.1
(12.3x7)+(11.5x8)
86.1+92=178.1

Answer 2

Answer:

$\sf 178.1$

Step-by-step explanation:

$\sf 12.3s+11.5t$

$\sf s=7$

$\sf t=8$

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$\sf 12.3\left(7\right)+11.5\left(8\right)$

$\sf 12.3\times \:7+11.5\times \:8$

$\sf 12.3\times \:7=86.1$

$\sf 11.5\times \:8=92$

$\sf 86.1+92$

$\sf 178.1$

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HOPE IT HELPS!!

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