Answer:
7
Step-by-step explanation:
2b - 5b is -3b so it leaves the equation with -3b + 7 + 3b
-3b + 3b cancells out to 0 so it leaves the final answer to 7
I think it is E .I am thankfull in helping you
Answer:
i dont under your question. Do you mean on triangles or complamentary or supplementary angles it depends
If you take 3.5 and divide it by 0.05, or times 20, that would make it 70.
Hello :
x²+x - 2 =0
a=1 b=1 c = -2
<span>The sum of the roots is : S = -b/a
</span>S = - 1/1 = -1