Answer:
Her son is 10 years old.
Step-by-step explanation:
Let son be x
Ellie is 4x
In 5 years time: Her son = x + 5
Ellie = 4x + 5
Given that she will then be 3 times as old as her son: 4x + 5 = 3(x + 5)
Solve x: 4x + 5 = 3(x + 5) ,4x + 5 = 3x + 15
x = 10
Answer:
C
Step-by-step explanation:
Perpendicular lines intersect to form 90 degree angles and a bisector is a line, ray, or line segment that splits an angle, or line segment into 2 equal parts.
Answer:
3 and 5
Step-by-step explanation:
3+5=8, and also
3x5=15
Answer:
Step-by-step explanation:
First make a ratio,
6:62.64
Now make an equation
6/62.64=4/x
solve for x...
x=41.76
