1. Start with the expression: +2 - 4 + 5 - 4.
2. First, add +2 and -4: 2 - 4 = -2.
3. Then, add the result to +5: -2 + 5 = 3.
4. Finally, subtract -4: 3 - 4 = -1.
Answer: -1
Frequently asked questions (FAQs)
What are the two rules for congruence of triangles?
+
Math question: What is the result of dividing 3/4 by 1/8?
+
Math question: A right triangle has one angle measuring 30 degrees, and the side opposite to this angle has a length of 5 units. What is the length of the hypotenuse?