Answer:
-16x+14.8
Step-by-step explanation:
2(x+7)-2(9x-0.4)
2x+14-18x+0.8
-2x+14-18x+0.8
14-16x+0.8
14+0.8-16x
14.8+-16x
Answer:
x=3/2 or 1.5
Step-by-step explanation:
Screenshot below should help :)
Answer:
54
Step-by-step explanation:

Parentheses (14 + 42 - 6) = 50:
⇒ 50/10 + 7²
Exponents 7² = 49:
⇒ 50/10 + 49
Multiplication/division 50/10 = 5:
⇒ 5 + 49
Addition/subtraction: 5 + 49 = 54
⇒ 54
Answer: d
Step-by-step explanation:
y is the price of the ticket x is the number sold