Answer:
2X - Y + 3Z
Step-by-step explanation:
Combine like terms. Like terms are terms that have the same variable part.
6X + 5Y − 2Z − 4X − 6Y + 5Z =
= 6X - 4X + 5Y - 6Y - 2Z + 5Z
= 2X - Y + 3Z
To find out how much Marie will save you have to multiply the 20% with the original praise which is $40.00. So we’ll change the 20% to 0.20 to multiply it with 40.
0.20 x 40 = 8
So Marie will save $8.00 using the coupon