๐Ÿ› General

Expand & simplify3(f+3)+2(f+6)?

2 answers
Josh PrinceI want to help you achieve amazing GCSE results!17.5k students helped

Expand: multiply everything in the first bracket by 3 and everything in the second bracket by 2 3f+9+2f+12 Simplify: Collect like terms so that it looks neater 5f + 21

Eman KhalilA scientist with passion for spreading scientific knowledge! (+Arabic)17.5k students helped

Numbers that are next to brackets can be multiplied by everything inside those brackets, so: 3(f+3) โ€”> (3 x f )+ (3 x 3 )and (2 x f ) + ( 2 x 6) Which makes: 3f + 9 + 2f + 12 Then you add the โ€˜fโ€™s together and numbers together: 5f + 21