For which system of inequalities is (3,-7) a solution?

a.
x + y < -4
3x + 2y < -5
b.
x + y ≤ -4
3x + 2y < -5
c.
x + y < -4
3x + 2y ≤ -5
d.
x + y ≤ -4
3x + 2y ≤ -5

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Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?