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olga2289 [7]
3 years ago
11

JACQUI AND JOAN BOTH DONATED MONEY TO THE

Mathematics
2 answers:
neonofarm [45]3 years ago
7 0

Answer:

$210

Step-by-step explanation:

X - the amount of money given by Jacqui

Y - the amount of money given by Joan

1. Jacqui gave three times as much as Joan so:

X = 3 * Y

2. Together they gave $280 so:

X + Y = $280

3. Now we replace X by 3 * Y then:

3 * Y + Y = $280

4 * Y = $280

Y = $70   - now we know how much Joan donated

4. Jacqui donated three times as much so we just multiply it:

X = $70 * 3

X = $210   - this is the final value

Mademuasel [1]3 years ago
5 0
$210 because it’s 3 times more than $70
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