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 ( 98+ )
Otras preguntas
least number that has 2, 3, 4, as factors
Why does Louis XIV want to expand France's border?
What is 0.05 percent of 6.5?
How many grandparents have my grandparents? who can solve it is very good on maths! it is just a lpgic problem! i know the answer :)
China, Korea, and Japan share cultural similarities in part due to their (1) clashes with Russian imperialists (2) shared river systems (3) contacts through tra
USE A NUMBER LINE TO FIND 8/9 / 8/45.
USE A NUMBER LINE TO FIND 8/9 / 8/45.
How many miles can you get on one tank of gas if your tank holds 18 gallons and you get 22 miles per gallon?
China, Korea, and Japan share cultural similarities in part due to their (1) clashes with Russian imperialists (2) shared river systems (3) contacts through tra
What is the slope of any line parallel to the line 8x + 9y = 3 in the standard (x,y) coordinate plane?