Answer:
<h2>a × a + b × b</h2>
<u>Step-by-step explanation:</u>
= a² + b²
= a × a + b × b
Answer:
-4x(5x-3)
Step-by-step explanation:
-20x^2 - 12x
-20x^2 = -4*5*x*x = -2*2*5*x*x
-12x = -4*3*x = -2*2*3*x
The common terms are -2*2*x = -4x. Whats left goes inside the parentheses
-4x(5x-3)
Answer:
x = 8
Step-by-step explanation:
These are corresponding angles, and they are equal to one another.

Answer:
5 * 2 is 10 + 5 and then 15 * 2 + 15 45 * 2 + 45
Step-by-step explanation:
times it by to add that number