Answer:
x=-1
Step-by-step explanation:
3x−12=5(x−2)
3x+−12=(5)(x)+(5)(−2)(Distribute)
3x+−12=5x+−10
3x−12=5x−10
Step 2: Subtract 5x from both sides.
3x−12−5x=5x−10−5x
−2x−12=−10
Step 3: Add 12 to both sides.
−2x−12+12=−10+12
−2x=2
Step 4: Divide both sides by -2.

x=-1
espero que esto ayude :)
The solution is: x=2, y=-2
Step-by-step explanation:
Given equations are:
6x+2y=8 Eqn 1
12x+y=22 Eqn 2
Multiplying Eqn 1 by 2
Eqn 3
Subtracting Equation 2 from eqn 3

Putting y=-2 in eqn 2

The solution is: x=2, y=-2
Keywords: Linear equations, Elimination Method
Learn more about elimination method at:
#LearnwithBrainly
Answer:
This is a proportional relationship because for every increase in x there is an increase of 2 in y starting out x=1 y=4
Step-by-step explanation:
Median is the middle number of a data. To find median, you have to list the numbers in numerical order and find the middle number.
Answer:
65
Step-by-step explanation:
35+40+27+42+45+50=249 249+65=315 315/7=45