Remove parentheses
2c - 4 + 5c + 11
Combine like terms
Answer: 7c + 7
Answer:
x ≤ 3
Step-by-step explanation:
Answer:
The amount of calories Lucie will burn by jumping for 1 minute is 8 calories
Step-by-step explanation:
The given data values are;
Minutes
Calories Burned
40
320
80
640
120
960
160
1280
The value of calories burnt and the number of minutes of jump robe are seen to be directly proportional, such that we have;
40 minutes of jump rope will yield 320 calories burnt
Therefore we have;
1 minute of jump rope will yield 320/40 = 8 calories burnt
The amount of calories Lucie will burn by jumping for 1 minute = 8 calories.
Answer:
Step-by-step explanation:
Take the negative exponent in the denominator to make it positive
Example = (2^-3)
= 1/2³
Answer: 11+5=16
Step-by-step explanation: 14, 15, 16, 17 and 18