Answer:
9
Step-by-step explanation:
cuz it has a variable by it
Answer:
Soil bacteria convert nitrogen gas into ammonia, nitrites, and then nitrates. Nitrates are then absorbed by producers.
Step-by-step explanation:
.
Answer:
x=3
Step-by-step explanation:
8x-28-2x=-10
We move all terms to the left:
8x-28-2x-(-10)=0
We add all the numbers together, and all the variables
6x-18=0
We move all terms containing x to the left, all other terms to the right
6x=18
x=18/6
x=3
Answer:
99
Step-by-step explanation:
9x5 + 7X6 + 3X4 + 2X6