Answer:
18 people
Step-by-step explanation:
Let the number of people at the party before the arrival be x
20% of x = 3
20/100 * x = 3
20x = 300
x = 300/20
x = 15
Adding the friends , we have 15 + 3 = 18
Answer:
(5,-8)
Step-by-step explanation:
<span>318.87 cm of metal to be exact.</span>
Answer:
The attached image shows the equation graphed on a graph. From there you can plot the points.
Answer:
Simplify.
(2x2 - 5x + 3) - (-x2 + 4x - 5)
the answer is -7x +12
Step-by-step explanation:
the question can be solved using BODMAS law
from Simplify.
(2x2 - 5x + 3) - (-x2 + 4x - 5)
opening the bracket
4-5x + 3 + 2x - 4x + 5
collecting the like terms we have;
12-7x
therfore ; -7x + 12
