Expand and simplify: 4(2x − 3) − 2(x − 5)
4(2x - 3) - 2(x - 5) [Remember that a negative multiplied by a negative makes a positive]
8x - 12 - 2x +10
6x - 2 [Check: can I simplify further?
2(3x - 1)
RC
Related Maths KS3 answers
All answers ▸Anton, Barbara and Clive are buying pens from the shop. Anton needs 4, Barbara needs 7, Clive needs 11. Pens only come in packs of 10. How many packs of pens do they need to buy between them?
Solve 4x + 10 = 18
A triangle has the following dimensions: 5 km, 12 km and 13 m. Is it a right triangle?
The formula for the volume of a cone is V=1/3πR^2H. If R=6 and H=5, work out its volume in terms of π.