Answer:
3d - 4f
Step-by-step explanation:
(12d + 28f) - 5f - (27f + 9d)
12d + 28f - 5f - 27f - 9d
(12-9)d + (28-5-27)f
3d - 4f
don't forget to put bracket, it is fundamental
Answer:
y = -2x + 150
Step-by-step explanation:
y2 - y1 / x2 - x1
120 - 100 / 15 - 25
20 / -10
= -2
y = -2x + b
100 = -2(25) + b
100 = -50 + b
150 = b
Answer:
yes
Step-by-step explanation:
1.

add 5 to both sides

2.

subtract 2 from both sides

3.

add 2 to both sides

and it's the 4th graph option
4.

subtract 5 from both sides

and it's the 2nd graph option
5.

add 5 to both sides

Answers:
1. 3rd option
2. 1st option
3. 4th option
4. 2nd option
5. 2nd option
Hope this helps!