Brianna babysits on the weekend. She charges $7 per hour. Last weekend she made $63. How many hours did she babysit?
1 answer:
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First set up the equation based on the description.
x + 16 = 3x
Use subtraction to get the "x"s on one side of the equation. You can next subtract <span> x from both sides.
16 = </span>
<span> x
Now you can multiply both sides of the equation by </span>
<span> to solve for x
x = 6</span>
Use subtraction to get the "x"s on one side of the equation. You can next subtract <span>
16 = </span>
Now you can multiply both sides of the equation by </span>
x = 6</span>