Answer:
Step-by-step explanation:

Answer: $19x
Step-by-step explanation:
If she bought 2 racing cars,
= $5x +$5x = $10x (Because one car is 5x)
And if she bought 3 motor cycles,
= $3x + $3x $3x = $9x
Now we get our total amount = $10x + $9x = $19x
Hope I could help! :)
Answer:
x<7
Step-by-step explanation:
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50x + 2.50 = 120.
x = how many tables she cleans to get $120.