log7 log7
  • 23-02-2017
  • Mathematics
contestada

How do you solve this problem. I need help with this equation. Can you help me?

How do you solve this problem I need help with this equation Can you help me class=

Respuesta :

Аноним Аноним
  • 23-02-2017
5x + 2y = 13
x + 2y = 9
-------------------------subtract
4x = 4
x = 1

x + 2y = 9
1 + 2y = 9
2y = 8
y = 4

answer (1,4)
Answer Link

Otras preguntas

Jefferson middle school took a class trip. 70% of the students went on the trip. If 154 students took the trip, how many students does the school have?
how many school text book that i can buy with 5 billion? (this is my civics homework)
A particle moves along the x axis so that when t is greater than zero, it's position function is given by cos square root of t. what is the velocity of the part
How are the structures of arteries, capillaries, and veins similar? How are they different?
many colleges determine the number of full time students ,f,by using the formula f=n/15, where n is the total number of credits for each given semester if stude
the scale is 2 inches:4 feet ,find the scale factor
Name two structures found around the outside of ALL bacterial cells
how many school text book that i can buy with 5 billion? (this is my civics homework)
19 is 30% of what number
can she buy enough packs ?