Answer:
r = - 298
Step-by-step explanation:
given the equation
3(r + 300) = 6 ← divide both sides by 3
r + 300 = 2 ( subtract 300 from both sides )
The value of r + 300 - 2 is found by substituting r = - 298
= - 298 + 300 - 2
= 2 - 2
= 0
