Answer:
y = mx + b
Step-by-step explanation:
Answer:
C.
Step-by-step explanation:
At least means greater than or equal to.
Answer: LAST OPTION.
Step-by-step explanation:
1. You have the following equation:

2. Then you must solve for x, as following:

Therefore, as you can see above, the answer for the exercise is the last option.
Answer:
Sarah is 4 ft tall.
Step-by-step explanation:
231÷84= 2.75
11 ft ÷ 2.75 = <u>4 ft</u>