Answer:
4x + 5y = 7 x 2
3x - 2y = -12 x 5
Step-by-step explanation:
i just did it and those are the correct answers
Answer:
1/8
Step-by-step explanation:
1/8 = 0.125
Answer: 1/4
Step-by-step explanation:
We can actually write an equation to find what should be added to get -1.

We get this equaiton because the problem asks what should be added to -5/4 to get -1. We put x in place to see what number fits. X is being added to the -5/4.



Answer:
1157 / 500
Step-by-step explanation: