Answer:
The equivalent expression is 10x-6.
1) x+y=50
2) 5x+2y=200
3)2x+4y=200
Hope this helps!
22
Step-by-step explanation:
Put all the other numbers at the right side of the equation.
-3x + 25 + x + 21 = 2 is the same as -3x + x = -44
-2x = -44
-x = -22
x = 22
