menyahcyril menyahcyril

19-05-2021
Mathematics

contestada

a) Expand and simplify.
7(x - 2) - 2(x - 1)
b) Factorise fully.
8x2
+ 6x

a Expand and simplify 7x 2 2x 1 b Factorise fully 8x2 6x class=

Respuesta :

rijarafiquee rijarafiquee

19-05-2021

Answer:

a). 5x - 12 b). 2x(4x + 3)

Step-by-step explanation:

a). 7(x - 2) - 2(x - 1)

= 7x - 14 - 2x + 2

= 5x - 12

b). 8x² + 6x

2x(4x + 3)

Answer Link

Otras preguntas

Mary's father has five daughters Nana, Nene, Nini, Nono, What is the name of the fifth daughter?

what would happen if the keystone species of hummingbirds were taken out of there ecosystem?

Joseph's taxi charges $10.00 for the initial service of any drive. Then, the fee for each mile is $0.75. Which type of function is represented by this situation

What was the experiment carried out by Hershel & Ritter.

A group consisted of 2 girls for every boy. 24 more girls joined in the class. There are now 5 girls for every boy. How many are in the class?

You want to invest $10,000 dollars. How long will it take to double your investment at an annual interest rate of 10%, compounded continuously? (Round your answ

what is x squared minus 14x plus 49

Syah work as senior designer in creative design company. he is an imaginative person and always updates himself with the latest technology and software. and he

slugs are the only member of what that have no shells

How did the treaty of Versailles lead to world war 2?