Answer:
20
Step-by-step explanation:
x/67=29/100
29x67=1943
1943/100=
19.43
Round:
20
Answer:
answer is B
Step-by-step explanation:
please I need brainlist
Simplification form of the provided expression is -x⁴-2x³+2x+5 option (B) is correct.
<h3>What is an expression?</h3>
It is defined as the combination of constants and variables with mathematical operators.
The options are:
A) -x⁴ - 2x - x + 2
B) -x⁴ - 2x³ + 2x + 5
C) -2x³ + 1
D) -x - 2x² + 2x + 5
We have an expression:
= (x + 3) - [(x + 2)(x³ - 1)]



Thus, simplification form of the provided expression is -x⁴-2x³+2x+5 option (B) is correct.
Learn more about the expression here:
brainly.com/question/14083225
#SPJ1
Let X = smallest angle
largest 3x
middle=2x. add the 3 angles of any triangle and you get ,180
x+2x+3x=180
6x=180
x= 30
smallest =30
middle=60
largest=90