Answer:
x=-5
Step-by-step explanation:
6x+4=5x-1
x+4=-1
x=-5
X2 + 12x +35 = 0
(x+5) (x+7) = 0
x + 5 = 0 x + 7 =0
x= - 5 or x= - 7
Answer:
Mean=50.25
Step-by-step explanation:

Answer:
30
Step-by-step explanation:
Answer:
y = 4
Step-by-step explanation:
The ratio of the lengths of the sides of a 30-60-90 triangle is
1 : √3 : 2
The sides in this triangle are in the order:
y : 4√3 : x
y/1 = 4√3/√3
y = 4