02-10-2020
Mathematics

contestada

12r2s + 21rs2 – 3rs=

Respuesta :

isabellanueva isabellanueva

02-10-2020

answer:
63rs

explanation:
collect like terms
12*2=24rs
21*2=42rs
then add 24+42=66rs
then subtract 3rs
then just add rs

Answer Link

Otras preguntas

Stacy has lost 10 of the 20 pounds she intended to lose. she has promised herself that if she loses another ten pounds, she will buy the pair of designer jeans

A student needs to earn 80 points on the test in order to keep an A grade for the semester. Write an equation that represents the situation in terms of the numb

What was the role of philosophy in medieval thought? What were early philosophers contemplating? How did early Church leaders affect philosophical ideas? Your a

Match each group to the correct region

What is happening between Juan and Roberta? Juan le da las joyas a Roberta. Juan is giving a gift to Roberta. Roberta is giving a gift to John. Juan is re

3/7 converted into a decimal rounded to the nearest thousand

there are 35 competitors in a marathon. sixty percent of these finished the race in under four hours. how many competitors finished the race in under four hours

A spider ate 25%, percent more bugs this month than last month. The spider ate 8 bugs last month. How many bugs did the spider eat this month?

A camper attaches a rope to the top of her tent to give it more support. She stakes the rope, which is 8 ft long, to the ground at a distance of 6 feet from the

in a skull the mesiodistal diameter of the mandibular cuspid was 6.0 mm and there was a cusp of carabelli in the first upper molar which best describes this ind