Each week, Tina earns $x babysitting and receives $10 as her allowance.

To find how much she will earn in total over 4 weeks, Tina calculates :

x + 10 + x + 10 + x + 10 + x + 10

What is another way Tina can calculate how much she will earn in total over 4 weeks?

1 answer

4(x+10).

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