Question

Multiply the following and verify: (x+y-5) (2x-1) at x= 1 and y=-2​

Answer 1

Answer:

[1+(-2)-5] ( 2-1 )

(-1-5) 1

-6×1

=-6

Answer 2

The answer is '-6'.

step by step explanation:

(x+y-5)(2x-1)

= (1+-2-5) (2*1-1)

= ( 1+(-7)) ( 2-1)

= ( -6) * (1)

= -6.

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( ' * ' symbol means multiply)