In order to do these, simply translate the sentence mathematically.
1) x-15=7
2)3x+4=13
3)x+x+2+x+4=51
Hope this helped :D. Comment below if you have any questions!
Answer:
Let's say 50
Step-by-step explanation:
40% of 100 is 40
50% of 117 is about 59
so number should be a somewhere in between.
Answer:
length;12cm
Step-by-step explanation:
Answer:
6 km/hr
rested 10 minutes
Step-by-step explanation:
3 km/0ne half hour = 6 km/hr
Hey there!
In order to divide something that is 20 cm in length into 4 even sections, just divide 20 by 4.
20 ÷ 4 = 5
Your 4 sections will be 5 cm each. You could add up four 5 cm sections to get a total length of 20 cm, which is what you started with.
Hope this helped you out! :-)
