Can you post the picture of the exercise
Https://www.symbolab.com/solver/algebra-calculator/x%2By%3Dz%3Bx
X would be 0.5. Hope this helped
Answer: 30
Step-by-step explanation:
Answer:
(5 + 3y)(25 - 15y + 9y²)
Step-by-step explanation:
This is a sum of cubes and factors in general as
a³ + b³ = (a + b)(a² - ab + b²), thus
125 + 27y³
= 5³ + (3y)³ with a = 5 and b = 3y
= (5 + 3y)(5² - 5(3y) + (3y)² )
= (5 + 3y)(25 - 15y + 9y²)
