A plane takes 12 hours to fly 80,000 km. What is the plane's speed?

If m∠A = m∠B and m∠A + m∠C = ∠D, then m∠B + m∠C = ∠D. Which property is shown? A) reflexive property B) substitution property C) symmetric property

Is 720 cm equal to 7.2 m

The equation 3x + 2y = 0 represents a proportional relationship. What is the constant rate of proportionality?

Cuanto es dos más dos

Type the correct answer in each box. Spell all words correctly, and use numerals instead of words for numbers. If necessary, use / for the fraction bar (s). The solution set for all real numbers x such that 2x + 3 < 19 and 2x - 3 ≤ - 7 is (, ].

Negative one times the sum of twice a number and 3 is equal to two times the diffrencebof - 4 times the number and 3. What is the number?

How many feet does 1 mile equal?

What number correctly completes the statement using the associative property of multiplication? (-5.2 • 8) • 3 = - 5.2 • (• 3)

Negative 3 xy minus 4 xy

Three months ago Santos could walk 2 miles in 40 minutes today he can walk 2 miles in 25 minutes what is the percent of change