Question

Graph the system by using technology.
What is the y-coordinate of the solution?

Round to the nearest hundredth.

Answer 1

@triciaal

Answer 2

@SolomonZelman

Answer 3

using technology so use a graphing calculator

Answer 4

ok, i have a ti 84 sliver texas istrument graphing calc. how do i put that into my calculator

Answer 5

@mathmale is better at instructions on that

Answer 6

so is there another way i can solve this adding the x 6+4=10 then y 5 and -y = 4 now 18+0=0 so 10x+4y=18. What do i do now?

Answer 7

so sorry on the phone

Answer 8

to solve simultaneous equations there are about 5 methods graphing is one of them.

Answer 9

will do 3 ways including graph ok

Answer 10

to solve by substitution get an expression for one of the variables from one equation and use this expression in the other equation. you will have one equation with one unknown. solve then use this value in the expression to find the other value.