Answer:
n = 1 2/5
Step-by-step explanation:
-21 + 70n = 77
Add 21 to each side
-21+21 + 70n = 77 +21
70n = 98
Divide each side by 70
70n/70 = 98/70
n =98/70
n = 70/70 +28/70
n = 1 + 2/5
n = 1 2/5
Answer:
x = 4
Step-by-step explanation:
5x - 4 = 4x
- Subtract 5x from both sides of the equation.
-4 = -1x
- Divide -1 to isolate the x variable
x = 4
Answer:
x=2
Step-by-step explanation:
2(x-4)+7=3
2x-8+7=3
2x-1=3
+1 +1
2x=4
/2 /2
x=2
<span>What is 7.43 rounded to he nearest hundredth?
still same number
answer:
7.43</span>
Answer:
the answer is d
Step-by-step explanation:
1st day : 7 × 10 = 70
5 × 7 = 35 70+ 35= 105
2nd day : 7 × 10 = 70
2 × 7 = 14 70+14 = 84