Answer:
x=2 and y= -2
Step-by-step explanation:
Substitute y=x-4 in second equation
x-4=4x-10
get x terms on one side and numbers on other sides
4x-x=10-4
3x=6
divide 3 on both sides
x=2
substitute x=2 in y=x-4
y=2-4
y= -2
Answer:
560
Step-by-step explanation:
10 x 9 = 90 x 6 = 560
Answer:
2.9
just answering wrong because i need points sorry
1:3, Because you can simplify the numbers by dividing by two.
Answer:
1
Step-by-step explanation:
2^−1 + 2^−1
2x2^-1
1
