Just work this problem out backwards. First write out an equation.
(x+4)•3=30
Now solve :
(x+4)•3=30
3x+12=30
-12 -12
3x=18
/3 /3
x=6
Your answer is 6!
Hoped I helped!
Answer:
d = 34
Step-by-step explanation:
50 minus 16 equals 34, which means d must be equal to 34.
Answer:
it would take about 7 1/2 minutes.
Step-by-step explanation:
please give brainliest
Answer:
72.9
Step-by-step explanation:
Multiply your first 2 terms
4.5* (-9) = -40.5
multiply this by -1.8
-40.5*-1.8 = 72.9