Simplify:
(a) c + c + c + d + d (b) (n + n) - (m + m + m) (c) 3a + 6b - a - 2b
(a) 2c+2d
(b) 2n - 3m
(c) 2a +4b
Oops!
Check
Okay!
Check
15
Find in the simplest form, an expression for the area A of:
Length = (x+6)m width = (x+1)m
x^2 +7x+6
Oops!
Check
Okay!
Check
10
Suppose we have 5 bags which contain some oranges. Find how many oranges are present if each bag contains:
(a) y orange and there are 2 leftover
(b) t oranges and there are r left over