Answer:
18 hours
Step-by-step explanation:
Answer:
D.
Step-by-step explanation:
When a line is perpendicular to another, their slopes will be opposite reciprocal. For example, 1 would be -1, -3 would be
, and
would be -5. The equation is written in slope-intercept form:

m is the slope, so find the equation with the opposite reciprocal of 3,
:
is the only option with the correct slope, so the answer is D.
Answer: doug has 16 cards
Step-by-step explanation: 12+4=16
Give brainliest if it help :)
Answer:
Step-by-step explanation:
We can create equivalent ratios by multiplying or dividing both the numerator and denominator of a given ratio by the same number
You can also write ratios 3 different ways:
____ to ____
____ : ____
___/___
A: number of nonfiction books
b: number of fiction books
a+b=2000
a=3b
b=500
a=1500