alfonso7guzman7
alfonso7guzman7
03-10-2020
Mathematics
contestada
Subtitute 2x+y=7 and 3x-y=8
Respuesta :
taaaaan
taaaaan
03-10-2020
2x + y =7 (1)
3x-y=8 (2)
(1) + (2)
5x = 15
x = 3
Answer Link
VER TODAS LAS RESPUESTAS ( 74+ )
Otras preguntas
If Julian walks from his house to his school at a speed of 3 miles per hour he will be five minutes late for class. If he cycles to school at a speed of 10 mile
Historical sources can contain bias or points of view. People's beliefs and values affect their perspectives. New information can affect previous understandings
How can you use multiplication to check your division
. A potential difference of 12 V across a resistor produces a current of 16 mA. (a) What is the value of the resistor? (b) Assuming the resistor is ohmic, find
Complete the following sentences. Ser o estar 1. Las estudiantes de biologia estar nervioso porque los cursos ser dificil
2 PART QUESTION PLEASE HELP 1. The four presidents who followed George Washington faced critical foreign policy decisions. For each of those presidents—John Ad
2 PART QUESTION PLEASE HELP 1. The four presidents who followed George Washington faced critical foreign policy decisions. For each of those presidents—John Ad
670 nm light shines through two slits that are separated by 0.3x10-3 m, and forms a striped pattern on a viewing screen. The fourth bright line on the viewing s
Light with a wavelength of 550 nm is traveling through a 50 kg block of ice (n=1.3). How fast is the light traveling in m/s?
Do you believe that people will forget tomorrow even you do good today? Give reason.