Answer:
231
Step-by-step explanation:
7x21=147
6x17=102
147+102=249
249-18=231
Answer: Letter D 7x21+6x17-18
Bye yw!
Answer:
4:6
Step-by-step explanation:
Ratios and fractions can be written interchangably
P = 2l + 2w
P = 2(x + 3) + 2(7)
P = 2(x) + 2(3) + 14
P = 2x + 6 + 14
P = 2x + 20
A = lw
A= 7(x + 3)
A = 7(x) + 7(3)
A = 7x + 21
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Answer:
4 hours because the two lines cross when the hour is 4
