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Vilka [71]
3 years ago
11

consider the following systems of equations 2x+3y=45 and x+y=10 what is the x value of the solution for this system

Mathematics
2 answers:
HACTEHA [7]3 years ago
7 0

2x + 3y = 45  ............................(1)

x + y  =  10    Multiply by -3:-

-3x - 3y = -30  ..........................(2)

Add equations :- (1) + (2) :-

-x = 15

x = -15  (answer)

topjm [15]3 years ago
4 0

x=-15 i think this is right i may be wrong though

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