Tyrellnix Tyrellnix
  • 24-01-2017
  • Mathematics
contestada

how do you solve 3x + 8y = -5 and -2x + 2y = 18 by eliminating

Respuesta :

koolteach814
koolteach814 koolteach814
  • 24-01-2017
     3x + 8y = -5
+   -2x + 2y = 18
______________
              10y = 13

Solve for y, then put the value of y back into one of the equations to get the value of x.
        
Answer Link

Otras preguntas

Theodore Roosevelt supported powerful corporations that?
A number and its absolutely value are equal. If you subtract 2 from the number and its absolute value are not equal. What do you know about the number? What is
What are 3 ways rocks change through time
The energy transferred from a hotter object to a cooler one is referred to as
A cruise ship travels directly toward the dock at a speed of 12 m/s
As a result of the Persian Wars of the 5th century BC __________. Greece became a part of the Persian Empire the influence of Athens increased in Greece the Per
was john brown a misguided fanatic?
Solve the inequality for w. w-7<21
it important to understand cause and effect when studying the past
What is the farthest 3.345 meters, 3.35 meters, or 3.3 meters and what is the shortest also?