I: 2x+y=5
II:3x+2y=4

start by eliminating y

-2*I: -4x-2y=-10
II: 3x+2y=4

add both equations together

-2*I+II: -4x-2y+3x+2y=-10+4
-1x=-6
x=6

insert x=6 into I:
2*6+y=5
y=5-12
y=-7

so the solution is x=6, y=-7

4 0

3 years ago

Victoria is shopping for thank-you notes at Sweet Greetings. She is trying to decide between the three different packages of not

ivann1987 [24]

Your answer would be 10 notes for $4. If you need your answer explained just let me know. :)

6 0

3 years ago

(2x^2 - 5x + 3) - (-x2 + 4x - 5) A) x2 - x - 2 B) 3x2 - 9x - 2 C) 3x2 - x + 15 D) 3x2 - 9x + 8

Lelu [443]

Answer:

3x^2 -9x +8

Step-by-step explanation:

Hopefully this attachment will help you!!!

6 0

3 years ago

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