devikapal101
08.02.2021 •
Mathematics
What would be the solution to the system of equations: y= -x + 4 y= 3x
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Ответ:
Step-by-step explanation:
The value of y is given in equation 2
Putting value of y = 3x in equation 1
Y = - x + 4
3x = - x + 4
Bringing like terms on one side
3x + x = 4
4x = 4
x = 4/4 = 1
Now putting value of x = 1 in equation 2
Y = 3x
Y = 3(1) = 3
Ответ:
B
Step-by-step explanation:2^2+sqrt of 5^2=3^2
4+5=9