Answer:
b equals 20
Step-by-step explanation:
b - 13 = 7
7 + 13 = b
7 + 13 = 20
Answer:
If x can only have one answer, then the solution is one value. If x can be all real numbers, then the solution is all real numbers. And if x doesn't have an answer then it has no solution.
Step-by-step explanation:
For example:
One value: 7 + x= 10 => x= 3
All real numbers: 0x=0 => x can be all real numbers
No solutions: 7x=6x => no solutions
Answer:
Given the function:

The rule of reflection across the x-axis is given by:

Apply the reflection over the x-axis on the given function we have;

Multiply both sides by -1 we get;

or

Therefore, function represents a reflection f(x)=3/7(2)^x over the x-axis is, 
Answer:
x = -2 and x = 5/4
Step-by-step explanation:
The image below shows step-by-step on how to solve it.
Hope this helps! :)
Answer:
https://brainly.ph/question/2115993
Step-by-step explanation:
see the website