2 answers:
45 + 15x <= 120
15x <= 75 Subtract 45 from both sides
x <= 5 less than or equal to 5 hours
45+15h=120 h representing the number of hours he takes during a lesson.
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Hope this helps but I this helps but I think the answer is D if not then try B
Answer: a. 46 cm
Step-by-step explanation:
(7 + 14) × 2 + 2× 2 = 46 (cm)
The answer is A I believe.
Answer:
-8/7
Step-by-step explanation:
13-7. 8
--------- = --
7
7
