Question

expand and simplify
7x – [2 -{3(x-2) – 2(x-5)}]

Answer 1

Answer:

Expanding brackets

To expand a bracket means to multiply each term in the bracket by the expression outside the bracket. For example, in the expression 3 ( m + 7 ) , multiply both. and 7 by 3, so:

Expanding brackets involves using the skills of simplifying algebra. Remember that 2 × a = 2 a and a × a = a 2 .

Expand 4 ( 3 n + y ) .

Step-by-step explanation:

Answer 2

Answer:

7x-[2-{3x-6-2x+10}]

7x-[2-(x+4)]

7x-[2-x-4]

7x-(-2-x)

7x+2-x

6x+2

x= -3