Question

simplify X(2x-1)+5and find its value X=-2​

Answer 1

Answer:

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Step-by-step explanation:

S o l u t i o n :

When x = -2

Then,

x ( 2 x-1 ) + 5

-2 ( 2 ( -2) -1) + 5

-2 ( -4 - 1) + 5

-2 ( -5 ) + 5

+ 10 + 5

A n s w e r : 15

Answer 2

Step-by-step explanation:

x = -2

According to the question,

-2{(2× (-2) -1}+5

= -2(-4-1)+5

= -2(-5) +5

= 10+5

= 15

(Answer)

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