dannyboy1972
dannyboy1972
01-12-2016
Mathematics
contestada
a+b=2x-2 and a-b=4x-8 find a and b
Respuesta :
charstar
charstar
01-12-2016
a+b=2x-2
a-b=4x-8
a=6x-10
a=4x-8+b
6x-10=4x-8+b
2x-10=b-8
2x+2=b
2x-2=b-4
a+b=b-4
a=-4
-4=6x-10
6=6x
x=1
2-2=b-4
0=b-4
4=b
a=-4
b=4
Hope this helps :)
Answer Link
VER TODAS LAS RESPUESTAS ( 12+ )
Otras preguntas
What is the Bond Type and Molecular polarity of PCl3?
What is the Bond Type and Molecular polarity of PCl3?
a board is 24 in. long. find all the whole number lengths into which it can be evenly divided.
Tameeka is in charge of designing a pennant for spirit week. She wants the base to be 3 and one half feet and the height to be 6 and one half. She has 20 square
What is the Bond Type and Molecular polarity of PCl3?
a board is 24 in. long. find all the whole number lengths into which it can be evenly divided.
a board is 24 in. long. find all the whole number lengths into which it can be evenly divided.
a board is 24 in. long. find all the whole number lengths into which it can be evenly divided.
a board is 24 in. long. find all the whole number lengths into which it can be evenly divided.
a board is 24 in. long. find all the whole number lengths into which it can be evenly divided.