Answer:
Yes it is right
Step-by-step explanation:
Answer:
140
Step-by-step explanation: 20X7=140
Hey!
First, let's write the problem.

Multiply

with

.

Subtract

from both sides.


Divide both sides by

.


Let me know if you have any questions regarding this problem!
Thanks!
-TetraFish

= - 20
You can subtract the numbers in the parenthesis:
(3-11) = (-8)
Multiply the denominator to both sides so it cancels out and isolates the variable

× -8 = - 20 × -8
-8 and -8 cancels out
k = 160Quick check:

= -20

= - 20
- 20 = - 20
Yes its right
the answer is:
k =160
Answer:
5 π radians
Step-by-step explanation:
To convert degrees to radians, multiply by π 180
° , since a full circle is 360
° or 2 π radians. 900
° ⋅ π 180 °
radians
5 π radians