Answer:
problem 1 2x+5y= 0
×=-1/2-5/2y
problem 2 y=1 3/7y y=-1.428571
7y=-10
problem 3 x=-7
problem 4 x-y=20
x=-20
Mike should bike a total of 11 miles on Sunday
Y=3x-34
y=2x-5
both are equal to y
3x-34=y=2x-5
3x-34=2x-5
minus 2x both sides
x-34=-5
add 34both sides
x=29
sub back
y=2x-5
y=2(29)-5
y=58-5
y=53
x=29
y=53
(29,53)
Answer:
70
Step-by-step explanation:
