Answer:
To calculate the perimeter of a triangle, add the length of its sides.
Step-by-step explanation:
Answer:
a
Step-by-step explanation:
first multiply the second parenthesis by x then by -2:-
(x - 2)(x - 1)
= x(x - 1) - 2(x - 1)
= x^2 - x - 2x + 2
= x^2 - 3x + 2
X/340=75/100
percent is always over 100 x is how many laptops were sold so you can do it an easier way as well
340x.75
move the decimal 2 times to the left