Proof in Triangles The product of the Arithmetic mean of the length of the side of a triangle and harmonic mean of the lengths of the altitude of the triangle is equal to 2*( Area of Triangle)

Which expression has both 8 and n as factors???

One number is 2 more than 3 times another. Their sum is 22. Find the numbers
8, 14
5, 17
2, 20
4, 18
10, 12

Perform the indicated operation and simplify the result. Leave your answer in factored form
${\displaystyle \left[\frac{(4x-8)}{(-3x)}\right].\left[\frac{12}{(12-6x)}\right]}$

An ordered pair set is referred to as a ___?

Please, can u convert 3.16 (6 repeating) to fraction.

Write an algebraic expression for the statement '6 less than the quotient of x divided by 3 equals 2'.
A) $6-<!--\; -\; -->\frac{x}{3}=2$
B) $\frac{x}{3}-<!--\; -\; -->6=2$
C) 3x−6=2
D) $\frac{3}{x}-<!--\; -\; -->6=2$

Find: $2.48÷4$.

Multiplication $999\times <!--\; \times \; -->999$ equals.

Solve: (128÷32)÷(−4)=
A) -1
B) 2
C) -4
D) -3

What is ${\displaystyle 0.78888.....}$ converted into a fraction? ${\displaystyle \left(0.7\overline{8}\right)}$

The mixed fraction representation of 7/3 is...

How to write the algebraic expression given: the quotient of 5 plus d and 12 minus w?

Express 200+30+5+4100+71000 as a decimal number and find its hundredths digit.
A)235.47,7
B)235.047,4
C)235.47,4
D)234.057,7

Find four equivalent fractions of the given fraction:$\frac{6}{12}$

How to find the greatest common factor of ${\displaystyle 80x^3,30y{x}^2}$?