Please help I've been on this forever. Make up a problem involving TWO VALUES that must be solved.

Example I got from a classmate:

20c - 30d = 70
20c - 8d = -32

c = 10.46
d = 4.64

(10.46, 4.64)

Question

Please help I've been on this forever. Make up a problem involving TWO VALUES that must be solved. 


Example I got from a classmate:

20c - 30d = 70
20c - 8d = -32

c = 10.46
d = 4.64

(10.46, 4.64)

anonymous · Answer

mulltiply every number by 2 and you will get a new set of equations

anonymous · Answer

ie.
40c -60d = 140
40c - 6d = -64

now solve

anonymous · Answer

I dont kno what im suppose to do first :(

anonymous · Answer

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