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Black_prince [1.1K]
3 years ago
9

Write an equation to represent each situation. Then solve the equation.

Mathematics
2 answers:
algol133 years ago
7 0
189=10x+99
x=amount of weeks
x=9 weeks
weeeeeb [17]3 years ago
5 0
It would take christian 9 weeks to save the rest of the money.

189-99 =90 (take away the money he has saved already from the goal to see how much money he needs.

90 ÷ 10 = 9
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