Answer:
4
Step-by-step explanation:
Here to solve the equation we need to plug in the value y as given. -5x+2(7x)=9. -5x+14x=9. 9x=9. X=1.
9/2 is the simplest form of 18/4.
Hope that helps.
Step-by-step explanation:
1kg=1000g
400kg=400*1000
=400000
Therefore 400kg =400000g
Right triangle means:
sin, cos, and tangent
Here, we can see that:
sin 35° =
Simplify.
20sin 35° = x
Multiply 20 by sin of 35 degrees.
x = 11.47(ROUNDED)
Answer: Choice C