X+2y=6 and x-y=3 solve by linear equations by substitution

1 answer:

3 0

X+2y=6
x-y=3x=6-2y
x=3+y

6-2y=3+y
3=3y
y=1

x=3+1
x=4
Answer: (4;1)

You might be interested in

zmey [24]

23 balloons would cost 69$

7 0

3 years ago

weqwewe [10]

H. 100=10squared and 64=8squared 25=5squared

3 0

2 years ago

makkiz [27]

If the sum is negative or if the signs are different and the negative has a biger absoulute value.

5 0

3 years ago

grin007 [14]

-24.22 will be overdrawn in Alisha checking account

4 0

2 years ago

Lubov Fominskaja [6]

I hope this helps :)

6 0

2 years ago