7x-x=19-7
6x=12
x=2
Ask me if you have a question. Glad to help!! :))
Let's determine the
measures of the angles
formed by two heights of an equilateral triangle.
Answer:
1.69 kg
Step-by-step explanation:
add than subtract
yep thats it
Answer:
(3x - 25y)(3x + 25y)
Step-by-step explanation:
9x² - 625y² ← is a difference of squares and factors in general as
a² - b² = (a - b)(a + b)
Given
9x² - 625y²
= (3x)² - (25y)²
= (3x - 25y)(3x + 25y)
