Asked by Erick
For 9x + 25 = 88,
Deena wrote the situation “I bought some
shirts at the store for $9 each and received
a $25 discount. My total bill was $88. How
many shirts did I buy?”
Deena wrote the situation “I bought some
shirts at the store for $9 each and received
a $25 discount. My total bill was $88. How
many shirts did I buy?”
Answers
Answered by
Ms Pi 3.14159265358979323
Re-arrange to get x all by itself (as x is the number of shirts).
so first get the 25 off the left hand side (by subtracting it off both sides to balance the equation)
9x + 25 - 25 = 88 - 25
simplify
9x = 53
Then divide both sides by 9 : )
so first get the 25 off the left hand side (by subtracting it off both sides to balance the equation)
9x + 25 - 25 = 88 - 25
simplify
9x = 53
Then divide both sides by 9 : )