Using the Pythagorean theorem:
a^2 + 24^2 = 26^2
a^2 + 576 = 676
a^2 = 676 - 576
a^2 = 100
a = SQRT(100)
a = 10
X-the $5 bills
y-the $10 bills
x+y=20
5x+10y=120
It's a system.
The answer to question #5 is 17
<h2>Maneuvering an equals sign</h2><h3>Concept</h3>
Learn the rules and implications of moving numbers across an equals sign to combine like terms.
<h3>Utilization</h3>
When you move a negative number across an equals sign (in incredibly linear equations), you should always add it, the inverse (subtract) goes for positive numbers.

<h3>Answer</h3>
x = -11