Question
(a) Simplify 15a + 9 - 7a - 4.
(b) Subtract 3d + 4 from 16d + 15.
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(a) Simplify 15a + 9 - 7a - 4.
(b) Subtract 3d + 4 from 16d + 15.