Answer:
2.1 hrs
Step-by-step explanation:
In 1 hr, Phillip would have proofed 1/7 of the chapter. In 1 hr, Kim would have proofed 1/3 of the chapter. So, together in 1 hr, they would have proofed 10/21 of the chapter. So, it would take 21/10 or 2.1 hrs to proof the whole chapter together.
The division property of equality should Remus used to solve the given equation and this can be determined by using the given data.
Given :
Equation is
.
The following steps can be used in order to determine the property that Remus use to solve the given equation:
Step 1 - Write the given equation.

Step 2 - The arithmetic operations can be used in order to evaluate the given equation.
Step 3 - Using the division property of equality the value of 'q' can be determined.


Therefore, the correct option is A).
For more information, refer to the link given below:
brainly.com/question/11897796
Answer:
The area of the 3d figure
Step-by-step explanation:
the area of the one of triangle is 8.7
and the reactangle is 5 x 7 = 35
and the big one is 10 x 7 = 70
so 8.7 + 8.7 + 35 + 35 + 70 = 157.4
:(( I’m not sure on this one I’m sorry
Answer:
The question is x^2 = 20, right? then
second option is the answer