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 ( 16+ )
Otras preguntas
scientific observations: a. are limited to available equipment used to record a natural phenomenon. b. can be made by instrumentation c. can be made directly by
Which group of workers was most negatively affected by the increasing use of machines?
Which security measure is typically found both inside and outside a data center facility?
1. Sara tells Michael she is 160 centimeters tall, while Michael says he is 60 inches tall. If there are 2.54 centimeters in an inch, who is taller
The resting potential is the permanent state of the neuron; the charge of the neuron does not change.
Does the small intestine have nervous tissue
write three different complex fractions the simplify 1/4? please help!!
what payment type is best if you are trying to stick a budget
0.036549 round to three sig figs
If your is activated you will feel at ease
