Donald earns $23 each weekend and Mickey earns $30.
Step-by-step explanation:
Given,
Money earned by Mickey and Donald = $53
Let,
Share of Mickey = x
Share of Donald = y
According to given statement;
x+y=53 Eqn 1
x = y+7 Eqn 2
Putting value of x from Eqn 2 in Eqn 1
[tex](y+7)+y=53\\y+7+y=53\\2y=53-7\\2y=46[/tex]
Dividing both sides by 2
[tex]\frac{2y}{2}=\frac{46}{2}\\y=23[/tex]
Putting y=23 in Eqn 2
[tex]x=23+7\\x=30[/tex]
Donald earns $23 each weekend and Mickey earns $30.
Keywords: linear equation, substitution method
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