Question

Katie wants to buy a bicycle that costs $129. This as $24 more than 3 times what she saved last month. How much did she save last month

Answer 1

Katie saved $35 last month.

Explanation:

we are given that, Katie wants to buy a bicycle that costs $129.

This is $24 more than 3 times what katie saved last month.

Let Katie, saved $x last month.

So we can write

`3x+24=129\\\text{Add-24 on both the sides}\\3x+24-24=129-24\\3x=105\\\text{Divide both the sides by 3, we get}\\x=35\\\text{So she saved last month }$35.`