Multiplying a sum by a monomial
Types of exercises: expanding a bracket, two brackets and collecting terms, multiplying a sum by a monomial, subtracting products.
Exercises are drawn at random from a large bank - every click gives a different set.
Narrow the topic
Solved: 0 of 10
Write without brackets
−4 · (4x + 9)
Simplify the expression
−6(2x + 6) − 2(7 + 2x)
Write without brackets
−3x(−3x − 4)
Simplify the expression
2 · (2x − 6) + 5 · (2x − 4)
Write without brackets
4 · (x + 5)
Simplify the expression
4(5x − 2) − 2(3x − 5)
Write without brackets
−x(−4x² + x)
Simplify the expression
5 · (x + 2) + 3 · (3x + 2)
Write without brackets
2 · (2x − 1)
Simplify the expression
2(8 − 3x) − 6(4x − 5)
This address is one particular set - everyone who opens it gets exactly the same exercises. Copy the link from the address bar and send it to the class. You can generate a new set at the top of the page.
PhiBoard is a free online whiteboard for maths
These exercises are part of it. On the board itself you can plot a function, write a formula in LaTeX, or solve a problem together with a teacher or a friend - live, in the browser. Our app is completely free.