Answer:
0
Step-by-step explanation:
Combine like terms, perform the operations with the coefficients of the variable, then write the variable.
10r - 5r + 3r - 8r
= 5r + 3r - 8r
= 8r - 8r
= 0
x*x=152
x2=152
Take square root.
x=±√152
x=√238
or
x=−√238
Hey There!
The answer to you're question is C, because squared means to the power of two. So, 39 * 39 is 1,521.
Have A Brainly Day!
<h3><u>Answer</u><u>:</u></h3>
- The point ( 22 , 23 ) lies in Ist quadrant
<h3>
<u>Explanation</u><u>:</u></h3>
The intersection of x and y axis divides the coordinate plane into 4 sections. These four sections are called quarrants. These quadrants are named as Roman numerals I, II, III and IV quadrant. The start with the top right corner and move in anti clockwise direction .
- In a x y plane , both the values of x and y are positive in Ist quadrant
15 tickets = $105
105 ÷ 15 = 7
1 ticket costs $7.
$7 x 12 = $84
12 tickets cost $84
Answer: $84 (Answer C)