Answer:
24
Step-by-step explanation:
7(n - 7) + 17 Substitute 8 for n
7(8 - 7) + 17 Subtract 8 - 7
7(1) + 17 Multiply 7 x 1
7 + 17 Add
24
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Answer:
The first is true.
8 · 21 = 168
The second is false.
The third is false.
The fourth is true.
Step-by-step explanation:
The answer is B djiekljfjroeo
Yes. A triangle with three sides given can be cut out.