Whatever's in the square root divide it by itself and thats where the calculator comes in.
The algebraic equation is
(4x * A) + (5x * B)
Answer:
Step-by-step explanation:
Substitute:
Expand:
Simplify:
Divide both sides by 25:
Plug this back into one of the original equations to find y:
The ordered pair that represents this solution is therefore:
Hope this helps!
x + x + 4 = 20
x + x = 16
16 / 2 = 8
Mike is 8, and Mark is 12.