Answer:
23. 8n - 9
24. 55 - 45n
25. 69a - 10
26. -30m + 33
27. -4 + 96x
28. -8n + 26
29. -25b - 20
30. -71n - 9
Step-by-step explanation:
23. -2n - 9 + 10n
Collect like terms
= 8n - 9
24. 10 - 45n + 45
Collect like terms
= 55 - 45n
25. 9a + 60a - 10
Collect like terms
= 69a - 10
26. -54m + 27 + 6 + 24m
Collect like terms
= -30m + 33
27. -10 + 90x + 6x - 60
Collect like terms
= -4 + 96x
28. -10n + 20 + 2n + 6
Collect like terms
= -8n + 26
29. -30b - 30 + 5b + 10
Collect like terms
= -25b - 20
30. -7n - 21 - 8 - 64n
Collect like terms
= -71n - 9
Answer:
6. my bad is it wrong
Step-by-step explanation:
5 times 3 equals 15 and 5 plus 3 equals 8
Answer: 96
Step-by-step explanation:
Simply multiply the first question by 12 to get 2x+8y=96
<em>Hope it helps <3</em>
Answer:
the rate of change is 15
Step-by-step explanation:
(1, 15)
(3, 45)
now we need to find 2
if the rate is 15, 2 should be 30
1, 15
+1, +15
2, 30
+1, +15
3, 45
the rate of change is 15
