X/3=60
then multiply each side by 3 and x will equal 180
Answer:
1) 18
2) Tuesday, Thursday, Saturday
3) Weeks 2 and 4
Solve this equation: $45 - ($2.75/pen)x = $12. Simplifying, we get
$33 = ($2.75)x, so that
x = $33 / ($2.75) = 12.
Tim's buying 12 pens leaves him with $12.
If something is to the power of 1/2, it is the same as the square root of that number. So, what's the square root of 49?
