First let have these mixed number to improper fractions.
3 1/5 = 16/5
3 1/3 = 10/3
A=l×w
16/5 × 10/3 = 160/15
Answer:
221
Step-by-step explanation:
Make a proportion.
182/14 = x/17
182 x 17 divided by 14 is 221
Answer:
x(x+3)(x-3)
Step-by-step explanation:
Factor out common term x
=x(x^2-9)
Factor x^2-9;
(x+3)(x-3)
=x(x+3)(x-3)
Answer:
<h2>20</h2>
Step-by-step explanation:
<h3>to understand this</h3><h3>you need to know about:</h3>
<h3>tips and formulas:</h3>
- a straight line contains 180°
<h3>let's solve:</h3>
according to the question
7x+x+20=180
=>8x+20=180
=>8x=160
therefore
x=20
