Answer:
Step-by-step explanation:
The secants form a proportion where the full length of the secant is the denominator of a fraction where the numerator is the external part of the secant.
7/(x + 7) = 6/(15 + 6) Cross Multiply after combining
7 / (x + 7) = 6/(21)
6 * (x + 7) = 7 * 21 Remove the brackets
6x + 42 = 147 Subtract 42
6x = 147 - 42
6x = 105 Divide by 6
x = 17.5
I think I've done this correctly. If you find an error, please let me know and I'll open it for editing.
It’s wants 20 characters lol but the answer is b
Answer:
3x+5y+2
Step-by-step explanation:
remove the 0
Answer:
C
Step-by-step explanation:
Simply substitute the equations f(x) and g(x) for f and g.
(4x+1)-(
-5)
4x+1-
+5
Do some rearranging and:
+4x+6
Hope this helped!
Answer:
C
Step-by-step explanation:
Rectangle base, tiny triangle sides, but rectangle top