Answer:
x=1,y=3
correct answer is (1,3)
Step-by-step explanation:
We can quickly eliminate y by subtracting one equation from the other
(-2x+y=1)-(-4x+y=-1)
2x=2
x=1
plug x=1 into equation 1
-2(1)+y=1
y=1+2=3
Answer: 102
Step-by-step explanation:
Answer:
1 1/4= 1.25
1.25 + 2.75= 4
On the number line, 4 will be plotted
-9-(12-3x)=-9-1*(12)-1*(-3)=-9-12+3x=-21+3x=3(x-7)
Answer:
0.5
Step-by-step explanation:
It is what it is
