Answer:
d
Step-by-step explanation:
v+21
Answer:
Step-by-step explanation:
First factorise 16 and 40
Answer:
The quadratic formula used to solve a quadratic of the form ax^2+bx+c is:
x=(-b±√(b^2-4ac))/(2a) so in this case:
x=(3±√(9+8))/4
x=(3±√17)/4
Step-by-step explanation:
Answer:
120
Step-by-step explanation:
8:5
x:75
ratio problem
8/x = 5/75
5x = 600
x = 120