3(4x−7)=27 what does x =
3(4x - 7) = 27
First, divide both sides by 3. / Your problem should look like: \(4x - 7 = \frac{27}{3}\)
Second, simplify \(\frac{27}{3}\) to 9. / Your problem should look like: \(4x - 7 = 9\)
Third, add 7 to both sides. / Your problem should look like: \(4x = 9 + 7\)
Fourth, add 9 + 7 to get 16. / Your problem should look like: \(4x = 16\)
Fifth, divide both sides by 4. (4 times 4 is 16) / Your problem should look like: \(x = \frac{16}{4}\)
Sixth, simplify \(\frac{16}{4}\) to 4. / Your problem should look like: \(x = 4\)
Answer: x = 4
3(4x−7)=27
(3)(4x)+(3)(−7)=27(Distribute)
12x+−21=27
12x−21=27
Add 21 to both sides.
12x−21+21=27+21
12x=48
Divide both sides by 12.
12x/12=48/12
x=4