heshott91 heshott91

07-01-2017
Mathematics

contestada

Is the inequality below sometimes, always, or never true? -2(2x + 9) > -4x + 9 A. always B. sometimes C. never

Respuesta :

PsychicPhantom PsychicPhantom

07-01-2017

First simplify the inequality.
-2(2x+9) > -4x+9
Distribute the -2 over parentheses.
-4x-18 > -4x+9
Add 4x to each side to get rid of it.
-18 > 9
This statement is never true because -18 can never be greater than 9.

C. Never

Answer Link

apologiabiology apologiabiology

07-01-2017

solve it to see

distribute
-4x-18>-4x+9
add 4x both sides
-18>9
add 18 both sides
0>36
false
never true
C

Answer Link

Otras preguntas

Test test 5555111111

In Test A, suppose you make 100 experimental measurements of some quantity and then calculate mean, standard deviation, and standard error of the numbers you ob

Type the correct answer in each box. Consider the sum of cubes identity: a3 + b3 = (a + b)(a2 − ab + b2). For the polynomial 8x3 + 27, a = and b = .

6. Mark has $1000 in a savings account and withdraws $55 per week. Patricia has $800 in savings and withdraws $30 each week. Mark wants to know how many weeks i

Suppose that consumers purchase fish and computer chips. In 2010, one pound of fish costs $1, a computer chip costs $1, and the typical consumer buys 10 pounds

the exchange rate of US dollars to Bolivianos is $1 to 6.91 Bolivianos. if an item in the Bolivian market costs 482 bolivianos, how many US dollars does it cost

The French drink about 64 L of mineral water per person per year.How many milliliters does each person drink annually?

how many 0s are in the product of 4 x 100? 4 x 1,000? 4 x 10,000?

Meera and Lin are both in middle school. Meera is a shy child who prefers quiet activities and spends a lot of time alone or with her best friend. Lin is an out

What is Gandhi's position on poverty?