The zero product property tells us that if we have
xy=0, then we can assume that x and y both equal 0
so
(4k+5)(k+7)=0
we can assume that 4k+5=0 and k+7=0
so
4k+5=0
minus 5 both sides
4k=-5
divide both sides by 4
k=-5/4
k+7=0
minus 7 both sides
k=-7
k=-5/4 or -7
Answer:
Is that supposed to be
7 1/2? If so, answer is 8
Step-by-step explanation:
7 1/2 + 1/2=8
Answer:
The value is 13
Step-by-step explanation:
Means absolute value. This means no matter the sign of the number (negative or positive) we are just looking for the value of the number
Hope this helps:)
Answer: 1.30 every km
Step-by-step explanation:
to find the speed per km, you do 41 divided by 31.
41/31= 1.30 per km (rounded)
Y^3=x and 3y=x^2 is nonlinear
the others are linear
