# algebra

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If refreshments cost 45\$ for 18 people, at the same rate, how much would refreshments cost for 26 people?

• algebra -

Use this proportion. Cross multiply and solve for x.

45/18 = x/26

18x = 1170

x = \$65

• algebra -

Thanks Ms.sue, this is really helpful! :)

• algebra -

You're very welcome, Lilly.

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