Answer:
11
Step-by-step explanation:
Replace the variable xx with −1-1 in the expression.
f(−1)=−3⋅−1+8f(-1)=-3⋅-1+8
Simplify the result.
Tap for fewer steps...
Multiply −3-3 by −1-1.
f(−1)=3+8f(-1)=3+8
Add 33 and 88.
f(−1)=11f(-1)=11
The final answer is 1111.
=11
I want brainless pleased
Answer:
No, you can't form a triangle because angles in a triangle add up to 180 degrees.
Step-by-step explanation:
100+50+50= 200 degrees, which means that you cant form a triangle with these measurements because angles in a triangle have to add up to 180 degrees.
Answer:
14 weeks
Step-by-step explanation:
500 - 220 = 280
280 / 20 = 14
The value added to the equation
exists
.
<h3>What is a perfect square?</h3>
A perfect square exists as a number that can be described as the product of an integer by itself or as the second exponent of an integer.
The perfect square trinomial exists
±
=
± 2ab + 


then 
The value of a = x and b = 3



The value added to the equation
exists
.
To learn more about perfect square refer to: brainly.com/question/6946048
#SPJ4