39) y=20x+175
40) y=20(2)+175, so $215
Answer:
88 hrs
Step-by-step explanation:
1/3/4 = 7/4hr ; 7/4 = 1.75hr (the number of hours used to travel for 154km)
154/1.75 = 88 (the number of km van travels per hour)
Answer: 21
Step-by-step explanation:
4m
=18−
7
2
m
2 Simplify
2
7
m
7
2
m to
2
m
7
7
2m
.
4
m
7
=
1
8
−
2
m
7
7
4m
=18−
7
2m
3 Multiply both sides by
7
7.
4
m
=
1
2
6
−
2
m
4m=126−2m
4 Add
2
m
2m to both sides.
4
m
+
2
m
=
1
2
6
4m+2m=126
5 Simplify
4
m
+
2
m
4m+2m to
6
m
6m.
6
m
=
1
2
6
6m=126
6 Divide both sides by
6
6.
m
=
1
2
6
6
m=
6
126
7 Simplify
1
2
6
6
6
126
to
2
1
21.
m
=
2
1
m=21
i did not mean to do this how do you delete
Answer:
a) m∠6 = 55 and m∠8= 55 - 20 --> m∠8= 35 x = 55
b) m∠7 = 40 and m∠9 = 140 x = 40
c) m∠8 = 46 and m∠7 = 46 x = 18
d) m∠6 = 63 and m∠7 = 27 x = 9
(just like the note says at the top each one is a different problem hence the different answer or each angle even if its the same one)
Step-by-step explanation:
I've attached my work
Sorry it took so long
Please give me feedback on my repsomse by commenting,
any way i can improve showing my work?
Hope it helps, let me know if you have questions !
Have a nice rest of your day :)