Based on the calculations, the unknown number is equal to 
- Let the unknown number be x.
<h3>How to find an
unknown number:</h3>
Translate the word problem into an algebraic expression, we have;
Adding 21 to the unknown number:
Multiplying the result by 3:
84 more than two-thirds of the unknown number:
Equating the equations, we have:
Cross-multiplying, we have:
Read more on word problems here: brainly.com/question/13170908
Sine you know that the angle is eighty, you could use twenty times sin80. Sin 80 represents opposite of hypotenuse, so 20 is the hypotenuse, canceling the denominator out giving the height only.
Answer:
Alan spent $7.24 in total.
Step-by-step explanation:
2 1/2 pounds of bananas is equal to 2.5 pounds of bananas (decimal)
2.5 (pounds of bananas) x 1.06 (unit cost for 1 pound of bananas) = $2.65
4 1/2 pounds of peaches is equal to 4.5 pounds of peaches (decimal)
4.5 (pounds of peaches) x 1.02 (unit cost for 1 pound of peaches) = $4.59
4.59 + 2.65 = $7.24 spent in total
Hope this helps <3
Answer:
1
Step-by-step explanation:
its the only thing that makes sense.
Answer:
$849.26
Step-by-step explanation:
822.98-33.72 =849.26
