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 ( 45+ )
Otras preguntas
Mr. Piedmont is a historian who recently discovered two personal accounts of the same event told by two different people. Each personal account recalls the day
4) The intensity I of a sound (in watts per square meter) varies inversely with the square of the distance d (in meters) from the sound's source. At a distance
How can you tell if an argument is valid?
When putting away pallets of freight into multiple depth drive-in bays, what level of racking should be stocked first, second, and last?
Which organisms are extremely small and use hosts as both home and food supply?
Water is transported from the kidneys in the form of urine A.)true B.)false
what is the potential severity of the illnesses you are most susceptible to
what number is equivalent to 6.75*10 to negative 4 power
At a distance of one centimeter from an electron, the electric field strength has a value e. at what distance is the electric field strength equal to e/2?
Investments are different from savings accounts in that they _____. A. guarantee never to lose money B. are FDIC-insured C. can only be accessed online
