Given the equation;

To solve, let us multiply through by the least common multiple of the the denominator of the three fractions wich is 24;
Answer:
1. Identify problem 2. Identify plan 3. what might happen... 4.work the strategy
5.Measure can i have brainiest
Step-by-step explanation:
D=(b^2)-(4)(a)(c)
36-(4)(-2)(13)= 139
Answer:
1.) different, subtract, 14
2.) same, add, -33
3.) same, add, -70
4.) different, subtract, 0
5.) different, subtract, -10
6.) different, add, 12
7.) same, subtract, 3
8.) different, subtract, -4
9.) different, subtract, -4
10.) 14
11.) Mark has more, he has $14 more
12.) 9
13) -13 - 12 = -25
14) 200 - 40 = 60
15) 12 - 3 = 8