Let the cost of the hair dryer equal x.
The net cost plus a 40% markup equals 42, set up an equation and solve forex.
1.4x = 42
Divide both sides by 1.4
X = 42 / 1.4
X = 30
The net cost was £30
Answer:
Equilateral triangle
Step-by-step explanation:
equilateral triangle is a triangle in which all three sides have the same length
Answer:
it's (6,0) I can't explain though
