Answer:
80
Step-by-step explanation:
10 x 1 = 10
10 x 2 = 20
10 x 3 = 30
When you times any single-digit number with 10 just add a zero at the end of the number :)
If you have any more questions about multiplication you can ask me
Hope this helped ya!
X=6 if you need an explanation commu
Answer:
<em>Good Luck!</em>
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Step-by-step explanation:
Arlene; shadow 5ft: 6ft tall. = 5:6
billboard; shadow 35ft: x ft tall = 5:6.
35 * 6 / 5 = 42.
billboard is (C).42ft tall.
Answer:
Step-by-step explanation:
the domain of x represents the values that x can be without the function being undefined. the function of square rooting is undefined for negative numbers. so in order to find the domain, you must ensure that the "stuff" in the square root is greater than, or equal, to zero. hence, (4x+9)>= 0. the answer is B