Answer:
C. 70 = 10x
E. 15x = 105
Step-by-step explanation:
x = 7
Using method of elimination;
A. X + 7 = 17
Substituting the value of x;
7 + 7 ≠ 17 (Incorrect option)
B. 7 = 17 - x
Substituting the value of x;
7 ≠ 17 - 7 (Incorrect option)
C. 70 = 10x
Substituting the value of x;
70 = 10 * 7 (Correct option)
D. X/35 = 5
Substituting the value of x;
7 / 35 ≠ 5 (Incorrect option)
E. 15x = 105
Substituting the value of x;
15 * 7 = 105 (Correct option)
Answer:
is the question right i dnt think so thats the right question
Answer:
(3) 2(3x - 5)(3x + 5)
Step-by-step explanation:
![18 {x}^{2} - 50 \\ = 2(9 {x}^{2} - 25) \\ = 2(3x - 5)(3x + 5)](https://tex.z-dn.net/?f=18%20%7Bx%7D%5E%7B2%7D%20%20-%2050%20%5C%5C%20%20%3D%202%289%20%7Bx%7D%5E%7B2%7D%20%20-%2025%29%20%5C%5C%20%20%3D%202%283x%20-%205%29%283x%20%2B%205%29)
Answer:
Step-by-step explanation:
j
Answer:-8,-2,4,10
Step-by-step explanation: