Which expressions are equivalent to x+2y+x+2

first one gets brainliest answer, , and a 5 star rating.

a. 2(x+y+1)

b. 2x+4y+4

c. none of the above

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.