Answer:
3
Step-by-step explanation:
3) because thhe solution should be equal to the values that x and y could take to make the equation true
Yeah what do you need help with
Answer:
x = -1
Step-by-step explanation:
30 = 2.5(10)(-2x) - you multiply by each
30 = 25 - 5x - then pass 25 to the other side and subract
5x = - 5x - then divide 5 / -5
x = -1 - and you have the answer