RonGeffrard9597
26.03.2021 •
Mathematics
Use substitution to match this solution to their equation (12, 2, 3, 21)
18 / a = 6 c / 4 = 3
24 / b = 12 d / 7 = 3
a: b: c: d:
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Ответ:
$86.50 - $6.50 = $80.00
$80/2 = $40
$40 + $6.50 = $46.50
Step-by-step explanation: