Simplify the following expressions by collecting together like terms: (a) 2x + 3y + 4x y
Question:
Simplify the following expressions by collecting together like terms:
(a) 2x + 3y + 4x − y
(b) 2x2 − 5x + 9x2 + 2x − 3
(c) 5xy + 2x + 9yx
(d) 7xyz + 3yx − 2zyx + yzx − xy
(e) 2(5a + b) − 4b
(f) 5(x − 4y) + 6(2x + 7y)
(g) 5 − 3(p − 2)
(h) x(x − y + 7) + xy + 3x
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