Answer:
y=3x-15
Step-by-step explanation:
Answer:
An important property of equations is one that states that you can add the same quantity to both sides of an equation and still maintain an equivalent equation. If you think of an equation as being like a balance scale, the quantities on each side of the equation are equal, or balanced.
Step-by-step explanation:
Answer:
The age of mother is:
40 years
Step-by-step explanation:
2a = 5b
b = 16
a = age of a mother
b = age of her son
2a = 5*16
2a = 80
a = 80/2
a = 40
probe:
2*40 = 5*16 = 80
Answer:
16.25%
Step-by-step explanation:
3.25:20*100 =
(3.25*100):20 =
325:20 = 16.25
