Answer:
102°
Step-by-step explanation:
that's the answer because 40+ 38 = 78. then 180- 78 = 102. Remember that in tringles, all three angles should add up to 180°
Would it be C? im not too sure but thats my guess =)
I hope this helps you
9+9+1
9 (1+1)+1
9.2+1
18+1
19
Step-by-step explanation:
Let's combine the like terms first, which are x^2 & -3x^2, and 3x & -4x.
x^2 -3x^2 is -2x^2. 3x -4x is -x.
The final, simplified expression would be -2x^2 -x.
Answer:
x = 3
Step-by-step explanation:
-5x + 10 = -5
<u> -10 -10</u>
-5x = -15
divide by -5
x = 3
