Answer:
16x^7+13x^3+2
Step-by-step explanation:
8x^3+9x^7+5x^3+2+7x^7
Add 8x^3 and 5x^3 (don’t add the exponents together )
13x^3+9x^7+2+7x^7
Add 9x^7 and 7x^7
13x^3+16x^7+2
Then put them in order from biggest exponent to smallest
16x^7+13x^3+2
Answer: x=3
Step-by-step explanation:
7+5(x-2)=12
Open bracket
7+5x-10=12
Collect like terms
5x-3=12
5x=12+3
5x=15
X=15/5
X=3
Answer:
yep your correct!
Step-by-step explanation:
i did 5(-2) -4
which is -10 -4
and that will equal -14!
hope this helps u!
It should be 21 degrees because 180 degress is a whole triangle and 180-69 -90 you get 90 from your right angle so it is 21 degrees hope that helped
