ItsAlix13 ItsAlix13

18-08-2016
Mathematics

Answered

Four times a number, x, plus five times a number, y, equals 79. Ten times x minus 5 times y equals 5. Find the numbers by setting up a system of linear equations and solving the system using the elimination method.

Ax = 7, y = 9
Bx = 6, y = 11
Cx = 8, y = 10
Dx = -10, y = 7

Verified Answer :

keepcool keepcool

18-08-2016

the correct answer is X=6 & Y=11

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