Inactive Tutor answered 05/21/22
Tutor
New to Wyzant
3S + 2C = 39
S + C = 15
multiply 2nd equation by 2 and subtract from 1st equationto get S = 9
2S + 2C = 30
S = 9
C = 6
Emily J.
asked 03/16/22sundaes cost $3, ice cream cones cost $2. 15 ice cream cones and sundaes were sold. the total was $39. what are the 2 linear equations?
Inactive Tutor answered 05/21/22
3S + 2C = 39
S + C = 15
multiply 2nd equation by 2 and subtract from 1st equationto get S = 9
2S + 2C = 30
S = 9
C = 6
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