-12x/-4= -27
(-4)-12x/-4 it will cancel the 4 but you gotta multiply on the other side by 4 too
now have -12x =108
-12x=108
divide 108 by -12x which x=-9
Out of the three options the first one is the right answer with the given numbers <span />
Answer:
420miles
Step-by-step explanation:
240/4=60MI/H
Oscar's speed is 240mi/4h = 60mi/h
How far he drives in 7 hours: 60mi/h * 7h = 420mi
Answer:
i think 1476 but not to sure
Step-by-step explanation:
B.
X=5
7(5+9)=7•x+7•9
(7•5)+(7•9)=7x+63
35+63=7x+63
Subtract 63 from both sides and you will be left with
35=7x
Divide each side by 7 (you pretty much just divide 35 by 7)
And x=5