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Minchanka [31]
3 years ago
14

X+y=3 x-3y= -29 Solve the system by using the elimination method

Mathematics
1 answer:
Sindrei [870]3 years ago
3 0

Answer:

x= 16

y= -13

Step-by-step explanation:

x+y=3

x-3y=-29

Eliminate x and subtract the equations

2y=-26

y= -13

Plug in y for first or second equation

x=16

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8 0
3 years ago
What two numbers multiply to get 77 but add up to 18?
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6 0
3 years ago
Read 2 more answers
The mean of x y and z is 20. find the mean of x-5 y+4 z-5
Dafna11 [192]

Answer:

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Step-by-step explanation:

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= 54 ÷ 3

= 18

7 0
2 years ago
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