Answer:
x=3
Step-by-step explanation:
5x+6=21
5x=15
x=3
If the circumference of a circle is 40 m, its area is 127.32395447352 m².
Answer:
2
Step-by-step explanation:
the formula is y=mx+b
b is the y in which is 3
the m means slope which is in front of the x
so the slope is 2
Answer:
23%.
Step-by-step explanation:
280/1200 = 0.23
0.23 * 100 = 23
So the answer is 23%.
Answer:
I believe 0.001t^3-0.03t^2+0.4t+1
Step-by-step explanation:
