Answer:
<h3>
s = 16.2 units</h3><h3>
</h3>
Step-by-step explanation:
use Pythagorean theorem:
a² + b² = c²
where a = 12/2 = 6
b = 15
c = s
<u>plugin values into the formula:</u>
6² + 15² = s²
s = √(6² + 15²)
s = √261
s = 16.2 units
Answer:
<h2><em><u>13</u></em><em><u> </u></em><em><u>years</u></em></h2>
Step-by-step explanation:
<em><u>Given</u></em><em><u>,</u></em><em><u> </u></em>
No. of children = 5
Ages of the children = 12, 18, 13, 16 and 6 years
<em><u>Therefore</u></em><em><u>,</u></em><em><u> </u></em>
Average age of the children
= <em><u>13 years (Ans)</u></em>
Answer:
-6
Step-by-step explanation:
distribute.
5x-10-9=-7+7x
get variables on the same side by +/- on both sides of the equation
5x-10-9=-7+7x
-5x. -5x
-19=-7+2x
+7 +7
-12=2x
divide to get x by itself
-<u>12=2x</u>
2. 2
x= -6
Answer:
Question number 8 u place the number 1 line before -1 on the left.
Step-by-step explanation:
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