Answer:
21
Step-by-step explanation:
2^2+b^2=5^2
4+b^2=25
b^2=21
<3
Red
Answer:110x^2+7x-8
Step-by-step explanation:
7x- 8+2x5x11
7x-8+110x^2
reoder the terms
110x^2+7x-8
Answer:
y = 4x + b, where b is any number
Step-by-step explanation:
Adrian, you need to share the possible answer choices.
Every line parallel to y = 4x + 1 has the slope 4.
This is true for any y-intercept, that is, for any b in y = mx + b.
Simple,
writing out the problem...

Simplify it...
-4x(6+5-1)
-4x(11-1)
-4x(10)
-40x
Making it look like...

Cancel out the common factors...
Thus making the answer:

.
Answer:
b
Step-by-step explanation: