Answer: yep, me.
Step-by-step explanation: math is the easiest subject to me though
Answer:
there were 200 children and 500 adults at the show
Step-by-step explanation:
7x+10y=6400
x+y=700
x=700-y
7(700-y)+10y=6400
4900-7y+10y=6400
-7y+10y=1500
3y=1500
y=500
x=700-y
x=700-500
x=200
He earns $15 per hour
For 6 hours, he would earn 15 x 6
= $90
Or
15/1 = ?/ 6
Cross multiply
There ? = 15 x 6 = $90
Answer:
x = 9
Step-by-step explanation:
Jane writes 7x
Andrew writes 5x + 18
The 2 expressions are equal , so
7x = 5x + 18 ( subtract 5x from both sides )
2x = 18 ( divide both sides by 2 )
x = 9
Answer:
the first one if you solve it it will be the same and the second one 41/7
Step-by-step explanation: