-ax-20=-14
add 20 to both sides
-ax=6
Answer:
The smaller number is: 8
The bigger number is: 20
Step-by-step explanation:
Ok let's say the two numbers are x and y.
x is the smaller one, and y is the bigger one.
This is the equation to find x:
x + 4y = 88
x + y = 28
x - x + 4y - y = 88 - 28
3y = 60
y = 20
x + 20 = 28
x = 8
4x+7=5x-4
-4x -4x
7=x-4
+4 +4
11=x
Answer:
Answer is 10 kg for $35
Step-by-step explanation:
Unitary method
