Hello,
2k²-3k-9=0
==>k=3 or k=-3/2
Answer C two rational solutions.
Answer:
Number line with open circle on 2 and shading to the right
Step-by-step explanation:
this is showing that it has to be greater than two and is going up on the number line
Answer:
86cm
Step-by-step explanation:
7x-5=0
7x=5
x=5/7
Your answer was wrong. When you transpose (shift) the -5 to right side the sign should change and become a positive 5.
I don’t know if that makes sense.
In maths, when you move a number over the equal sign whether it’s to the right or the left of the equal sign the sign infront if the number must change as well.
Example:
2x +4=0
2x= -4
x=-2
Answer:
Step-by-step explanation:
130+5x=180
130-130+5x=180-130
5x=50
x=10
