Formula: y=mx+b
(4,-1)
4 is x
-1 is y
m=1/2
-1=1/2(4)+b
1/2(4)=2
-1=2+b
-1-2=-3
-3=b
y=1/2x-3
Answer:
log₁₀ (10¹²)
Step-by-step explanation:
First you should find the solution to the given equation
x-4=2³
x-4=8
x=8+4=12
Now observe the behavior of logarithmic equations with the base 10
log₁₀ 100=2
log₁₀ 10000=4
log₁₀ 1000000=6
To get the answer to
log₁₀ y=12
Then y=10¹².........................how?
check for the first case
log₁₀ 100=2 this can be written as
10²=100
This means to get y in log₁₀y=12 you should rise the base to power 12
y=10¹²
This is to say that
log₁₀ (10¹²) = 12
Answer: 9v+45
Step-by-step explanation:
Distribute
9(v+5) = 9v+45
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