you are saving for a skateboard your aunt gives you $45 to start, and you save $3 each week. The expression 45 + 3w gives the amount of money you save after w weeks. How much will you have saved after 4 weeks?

Question

$42

$57

$576

$33

Answer 1

To find out how much you will have saved after 4 weeks, you can substitute \( w = 4 \) into the expression \( 45 + 3w \).

So, we calculate:

\[ 45 + 3(4) = 45 + 12 = 57 \]

After 4 weeks, you will have saved $57.