Answer:
-4
Step-by-step explanation:
Multiply both sides by -4/7
Answer: 40 mi/h
Step-by-step explanation:
it goes up 80 and over 2, so the rate of change is 80/2 = 40 mi/h
(40-10)/7
The maximum amount of money she wants to spend is $40
Her adult ticket costs $10
She will pay for the children’s tickets with the remaining money
Each child’s ticket costs $7
To find the number of children she can take we need to use this expression (40-10)/7
Mrs Herñàndez can take 4 children