How do you simplify 8(4+5b)+9(1+7b)?

3 Answers
Feb 13, 2018

23+23b

Explanation:

(8+5b)+9(1+7b)=3240b+9+63b=23+23b

Feb 13, 2018

23+23b=23b23=23(b1)

whichever alternative is required

Explanation:

we use the distributive laws, then simplify by collecting like terms

8(4+5b)+9(1+7b)

8×4+(8)×5b+9×1+9×7b

=3240b+9+63b

=32+940b+63b

=23+23b

which can be factorised if required

23(1b)

Feb 13, 2018

23b23

Explanation:

to simplify distribute brackets and collect like terms

8(4+5b)+9(1+7b)

=3240b+9+63b

=+63b40b32+9

=23b23