Answer:
Explanation:
2 Ms. Salgato doesn’t want to spend more than $375 that in symbols can be expressed as
.
$100 is a constant so it doesn’t multiplies the x. The hour are instead a variable so $40 multiplies the x
so the final answer is
C
9 no less than $455 can expressed as
if we solve the inequality
we have
so the final answer is A
13
$130 is a constant, while $3 mulplied a variable. No more means
we can now write and solve an inequality:
so the answer is C : 20
14
$9 multiplies a variable, a minimum can be expressed as
so the final answer is
B :