Seudónimo Seudónimo

03-04-2015
Mathematics

contestada

Simplify.
(-1/2)(4times)(-2)(7y)(-1)

A.

–28xy

B.

–28

C.

28xy

D.

27

Respuesta :

RedRicin RedRicin

03-04-2015

(-1/2)(4)(-2)(7y)(-1)

Just start multiplying!

-1/2 * 4 = -2
-2 * -2 = 4
4 * 7y = 28y
28y * -1 = -28y

Since that's not an option I suspect you're missing an x.

Answer Link

Otras preguntas

Nadia bought 4 bags of popcorn at the movies. She shared the popcorn with her 7 friends. Each bag held 6 cups of popcorn. If everyone had an equal amount, how m

NEED HELP! GIVING 15 POINTS 1. convert to a fraction. 5^-3 A. 1/5 B. 1/15 C. 1/25 D. 1/125 2.15^0=? A. 0 B. 1 C. 15 D. 1/15

Did White Virginians enslave people of African American descents because of long held, deep seated racial bias?

What was a consequence of Russia with drawing from world war 1

Please help hurry What is another term for lifestyle? A. Personal behavior B. Inherited traits C. Risk factors D.All of the above

Miles wants to write the equation for photosynthesis

How did Vietnamization lead to the end of the war? North Vietnam ran out of funds. US troops surrendered. South Vietnam fell. President Nixon declared victo

Name the parallels that are labled north of the equator.what would be the next label after 75°N?

Based on your answer to question 6, which paragraph best illustrates this summary? A. Paragraph 2 B. Paragraph 5 C. Paragraph 6 D. Paragraph 9

9 bowls of soup contain 837 calories. How many calories in each bowl of soup?