1.

1 answer:

8 0

1)4x-7=2x+9
Subtract 2x
2x-7= 9
Add 7
2x=16
X= 8

2(8)+9=25
(8,25)

X+y=10
-X-2y=-14
-y= -4
Y=4
X+4=10
X=6
(6,4)

You might be interested in

pantera1 [17]

U bought 3 candy bars

4 0

4 years ago

AlexFokin [52]

5.2 is the answer. Merry Christmas!

5 0

3 years ago

Alik [6]

80 red marbles are expected

6 0

3 years ago

igomit [66]

Albert Einstein was born in Germany in 1879.He died by refusing surgery.

7 0

3 years ago

natta225 [31]

$227

Step-by-step explanation:

113.50

______

227.00

6 0

3 years ago