X+x=15 combine like terms on left side
2x=15 divide both sides by 2
x=7.5
Answer:
Package B, you save 7.50
Step-by-step explanation:
Answer:
no because they did not multiply the whole numbers and just multiplied the powers
Step-by-step explanation:
Answer:
22.86
Step-by-step explanation:
2.54 x 9 will give you the answer.