Answer:
The output of the function y = -6x + 8 when the input is x = 20 is -112.
Step-by-step explanation:
y = -6x + 8
Input the value x = 20.
y = -6(20) + 8
Multiply -6 and 20.
y = -120 + 8
Add -120 and 8.
y = -112.
Given:
The radius of circle is 11 inch
The value for pi is 3
The objective is to find the area of the circle.
The area of the circle is given by the formula:

Substituting ,r = 11

We get:

Hence, the area of the circle is 363 square inches
Answer:
Step-by-step explanation:
1st one
Answer:
17
Step-by-step explanation:
Given that the two triangles are similar:

=


=

6x + 28 = 4 x 25
6x + 28 = 100
6x = 100 - 28
6x = 72
x = 12