8.40 has been rounded to 2 dp give the upper bound of the number

8.40 has been rounded to 2 DP give the UPPER bound of the number:

8.40   Round  To  2  Decimal Places  >  8.40

Rounding to the nearest hundred is  >   0

Rounding to the nearest ten is    >  10

Rounding to the nearest one is      >    8

Rounding to the nearest tenth is      >     8.4

Rounding to the nearest hundredths     >   8.40

Hope that helps, and what you are looking for     I'm sorry if I'm wrong or didn't understand  -P-

college

x = -4

step-by-step explanation:

- 20 - 4(x + 3) = 4x

=> -20 - 4x - 12 = 4x

=> - 32 -4x = 4x

=> -32 = 4x + 4x

=> - 32 = 8x

=> -32/8 = x

=> -4 = x