dayb4203
dayb4203
01-03-2018
Mathematics
contestada
If a+b=5 and a-b=3 find the value of a^2-b^2
Respuesta :
googlegoogle2
googlegoogle2
01-03-2018
A = 4. B = 1. The b’s cancel each other out. Then you have 2a = 8. Divide 8 by 2 and get 4. That’s a=4. Then put a back into either problem. So 4+_=5. B=1. 16-1=15. 15 is the answer
Answer Link
VER TODAS LAS RESPUESTAS ( 46+ )
Otras preguntas
What is the quotient? 2m+4/8 m+2/6
In designing an experiment involving a treatment applied to 4 test subjects, researchers plan to use a simple random sample of 4 subjects selected from a pool o
What is the slope of this line?
Assume you are a manager in a multinational company that needs to send a team of three to five people to saudi arabia for about two weeks to investigate the fea
−5.8c+4.2−3.1+1.4c helppppppp
China was not interested in trade with the outside world because they were totally ________________________meaning they did not need to trade. self-sufficient
Explain the literary element of theme in a story.
How did the northwest ordinance of 1787 affect the expansion of slavery?
Tristan has a pickup truck that could carry 7/ 6 -cord of firewood. Find the number of trips needed to carry 14 cords of wood.
Hail thou, Hrothgar! I am Higelac's kinsman And vassal forsooth; many a wonder I dared as a stripling."
