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Maths - Algebra basic - expanding (multiply out) the brackets?
Expanding (A3) - Expand (multiply out) the brackets :
1.) 5 ( p - 4 )
2.) 5 ( 2 f + 2 )
3.) 4 ( 6e - 5 )
4.) 3 ( t - j )
5.) Y ( y + 5 )
6.) f ( 7 - f )
Then calculate
1.) 5 - - 3
2.) - 7 + - 2
e.) 6 x - 8
Any help is appreciated,thank you :) (workings out are helpful if you could )
1 Answer
- 6 years ago
For each of these, just multiply each term inside the bracket with the term outside.
1) 5p-20
2) 10f+10
3) 24e-20
4) 3t-3j
5) y^2+5y
6) 7f-f^2
For the calculations, two negatives make a positive, so:
1) =5+3=8
2) =-7-2=-9
3) =6*-8=-48
Hope this helped!
