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 ( 67+ )
Otras preguntas
HURRY ASAP Solve the following equation for x a. x=0.5 b. x=3 C. X=2 d. x=1
find the area of the compound shape. use 3.14 for pi. 1. 26.1cm square 2 2. 125.1cm square 2 3. 68.5cm square 2 4. 28.3cm square 2
In the first case of tail-wagging, a dog will wag more to the left. This indicates a fear reaction to some stimulus that is being presented, whether it's a loud
What area in south Florida, heavily populated with Cubans, would you visit if you wanted to learn about the Cuban culture? Group of answer choices Little Havana
Solve the following system of equations: {−6x−y=2−7x−4y=−9
hey you look nice today <3
Why did the United States government move Japanese Americans on the West Coast into internment camps during the war?
(7.4 x 10') -- (6.9 x 10') ? Write the difference in scientific notation
one mile equals approximately 1.6 kilogmeters approximately how many kilometers are in 4 miles
Right answer gets brainlist right answer gets brainlist