Answer:
if you decrease 10 kg by 10% you get 9 kg
Answer: point
Step-by-step explanation:

This line is in the format
, where
is the slope.
A horizontal line has a slope of
.
A vertical line has an undefined slope.
A positive slope makes the line go upwards and to the right.
<em>A negative slope makes the line go downwards and to the right.</em>
Answer:
x < 6
Step-by-step explanation:

Subtract 4 form both sides

Multiply both sides by 3

The tangent line is perpendicular to the radius from the center of the circle to the point of tangency.
ΔDCE is similar to ΔDBA
DC/DB=DE/DA
15/50=DE/40
DE=12