haileysolis5
16.02.2021 •
Mathematics
Translate the word problem below into an equation men bove,
Lyle was a careful craftsman, but he wasn't very creative, For example, he only sold two types of
wooden benches stained and unstained. The unstained benches cost $20 each and the stained cost $32
each. If Lyle sold 21 benches last month (stained and unstained combined) and collected a total of $600,
how many unstained benches did he selle
Solved
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Ответ:
Step-by-step explanation:
u and s are the number or unstained and stained benches sold, respectively.
Lyle sold 21 benches for $600
u + s = 21
s = 21-u
20u + 32s = 600
20u + 32(21-u) = 600
-12u = -72
u = 6
Lyle sold 6 unstained benches.
Ответ:
Ответ:
640 cubic inches
Step-by-step explanation:
2x2x2=8 cubic inches per sugar cube, 8x80=640