If ezra works less than or equal to 50 hours doing lawn care, he must spend at least hours walking dogs

the entire expression should be subtracted from 30. to subtract the quantity, distribute the negative sign, which changes the signs on the terms. so, the –2 changes to positive and gets added to 30 instead of subtracted from it.

hope this ! ^w^

the forst and 3rd

step-by-step explanation:

unless if u could do my questions, if not i wouldn't want to

b. x + 1

step-by-step explanation:

i'am smart