Answer:
Step-by-step explanation:
1. Calculate x
2. Calculate y
Check:
7×18 - 23 = 3 × 18 + 49 3 × 18 = 11 × 5 - 1
126 - 23 = 54 + 49 54 = 55 - 1
103 = 103 54 = 54
OK.
1. = -3 , -7/2
2. = 2.53
Hope i helped
Answer:
x=39 degrees
Step-by-step explanation:
28+33+x=100
61+x=100
Firstly, subtract 3 on both sides of the equation:
Next, divide by a:
Lastly, square root both sides, and your answer will be