autumna28
autumna28
11-11-2019
Mathematics
contestada
Given f(x) = 2x + 9, if f(x) = 15, find x.
Respuesta :
flcral9230
flcral9230
11-11-2019
if f(x) = 15, then rewrite the equation replacing the f(x) with 15
15 = 2x + 9
subtract 9 from sides
15 - 9 = 6
9 - 9 = 0
then, you would be left with 6 = 2x
divide by 2 on both sides
6/2 = 3
2x/2 = x
x would be 3 :)
Answer Link
VER TODAS LAS RESPUESTAS ( 61+ )
Otras preguntas
what is the estimated amount number of 43.6 divided by 8
Which of these characters in Wuthering Heights is modeled on Emily Brontë's brother, Patrick Branwell? Hareton Hindley Joseph Lockwood
how were the interstate commerce act the Sherman antitrust act and the clayton antitrust act similar?
The Second World War in Europe ended May 8, 1945. true or false?
Draw a pictographic sentence that describes phrase often associated with hammurabi
1: a 24 ounce box of cornflakes cost $4.59? 2: a 36 ounce box of cornflakes cost $5.79? what are the unit rates for those two and one more question: which is th
Match each word below with its correct word root. a. epidemic _b_gen (race) b. generate _a_dem (people) c. judgment _c__jud (law)
Rosie the Riveter was one of the most successful propaganda campaigns of the Office of War Information (OWI). What best describes the objective of the OWI?
What does the executive branch do?
What was wrong with Hitler's left hand?
