Question

`Simplify the following expressions and find their values when x = 2 (i) 6x + 5(x - 2) (ii) x + 7 + 4(x-5)`​

Answer 1

Answer:

1. 17

2. -3

Step-by-step explanation:

given,

x=2

1> 6x+5 (x-2)

6×2+5 (2-2)

12+5×0

17

2> x+7+4 (x-5)

2+7+4 (2-5)

2+7+4 (-3)

2+7-12

9-12

-3