Marcus made a mistake in Step 2. 5/2.5 is 2 not 3.
-11 -(-42) A double negative makes a positive
-11 + 42
31
3/2(x - 10 ) = 1/2 x + 5
expand by using distributive property
3/2 x - 15 = 1/2 x + 5
subtract (1/2 x ) on both sides
x - 15 = 5
add 15 on both sides
x = 20
answer
C. x = 20
Just read the table!
<span>From "the probability that a randomly chosen tree": </span>
<span> ⇒ How many Trees? </span>
<span>Write the denominator. </span>
<span>From "will be a California redwood tree taller than 300 ft"" </span>
<span> ⇒ How many California redwood tree taller than 300 ft? </span>
<span>Write the numerator. </span>
<span>Done.
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Answer is d if not it’s b hope this helps