Answer: A: 63
Step-by-step explanation:
Answer:
Hello!
question 6: 75
question 7: 110
question 8: 55
question 9: angle a: 30 angle b: 91 angle c: 59
question 10: C. 5 and 4
ATTENTION: All of these answers are 100% correct except for 10 i don't know for sure so answer C. at your own risk
Anyways Hope this helps!
PQ + QR + RS = 18
PQ = 2x - 6; QR = 1; RS = x - 4
2x - 6 + 1 + x - 4 = 18
3x - 9 = 18
3x = 27
x = 9
Answer: C. 9
really explain the question more
substitute the values from the quadratic formula.
a= 3
b= -5
c= -3
simplify the numerator
5±√61/2 times 3
Multiply 2 by 3
