Answer:
$22.50
Step-by-step explanation:
Find 25% of 30 and then take away that amount from 30.
Answer:
440
Explanation:
If 50% of the total gum balls are red which is 220, then the other 50% is 220.
Answer:
0
Step-by-step explanation:
Combine like terms, perform the operations with the coefficients of the variable, then write the variable.
10r - 5r + 3r - 8r
= 5r + 3r - 8r
= 8r - 8r
= 0