73/30 is how fast he walked in 3 hours
Answer:
x= 1
y= -1
Hope this helps!
Step-by-step explanation:
1 Substitute y=3x−4 into y=x-2
3x-4=x-2
2 Solve for x in 3x-4=x-2
x=1
3 Substitute x=1 into y=3x-4
y=-1
4 Therefore,
x=1
y=-1
Answer:
A or B, I think it's A...
Answer:
yes
Step-by-step explanation:
at step 6, his meant to add 3 to both side not subtract
and at step 7, it's meant to be i√6 not i6
hope this helps:)
Answer:
50
Step-by-step explanation:
since the two angles combined must equal 90 degrees we can add both the angle measures and make it equal 90
3x+30=90
3x=60
x=20
2(20)+10=50
