Yeah i did this test on ingenuity and the answer is 15. your welcome
Answer:
Step-by-step explanation:
y - 2 = -8(x + 3)
y - 2 -8x - 24
y = -8x - 22
Answer:
6(x-3)(X^2+4)(x+1)=0
real answers:
(x-3)=0
x=3
x+1=0
x=-1
This numbers are not real:
x^2+4=0
x^2=-4
= ±
Answer:
Step-by-step explanation:
9x - 77 = 7x - 43
2x - 77 = -43
2x = 34
x = 17
9(17) - 77 = 153 - 77 = 76
7(17) - 43 = 119 - 43 = 76
z + 76 = 180
z= 104
1st year =3 boys 8 girls
2nd year= 9 boys 24 girls