cadenstoldt cadenstoldt

10-01-2017
Mathematics

contestada

Simplify. –10 • 2 ÷ (–4) + 8 • 5 A. 25 B. 35 C. 45 D. 65

Respuesta :

olemakpadu olemakpadu

10-01-2017

–10 • 2 ÷ (–4) + 8 • 5

10 • 2 = 20

8 • 5 = 40

–10 • 2 ÷ (–4) + 8 • 5 = – 20 ÷ (–4) + 40

The operation Divide ÷ has to be carried out first.

– 20 ÷ (–4) = -20/-4 = 5

– 20 ÷ (–4) + 40 = 5 + 40 = 45

Option C.

Hope this helps.

Answer Link

Otras preguntas

A wall clock is equally divided into 12 sections. If the clock reads 8:00 and has a diameter of 12.5 inches, find the area of the smaller sector formed by the m

Jazz and Catherine can eat 50 pounds bag of peanuts in 30 days jazz himself it's 50 pounds of peanuts two weeks last time then Corbin does by himself.How many d

Which algebraic expression is a polynomial? 4x2 – 3x + StartFraction 2 Over x EndFraction –6x3 + x2 – StartRoot 5 EndRoot 8x2 + StartRoot x EndRoot –2x4 + Start

why can oxygen diffuse across a cell membrane but a protein cannot? A) proteins are too large. B) oxygen is polar. C) oxygen is a gas. D)proteins absorb oxy

Juan read 6 books in a series on american heroes. Each book had 96 pages. Then juan read 4 books on famous scientists. Each ofthose books had 56 pages.Which is

Which scenarios is the best example of public health promotion

At his new job, Jeremiah can choose an hourly rate of 9 plus a $50 weekly bonus for opening the store, or an hourly rate of $10 per hour with no opening bonus.

Tana’s firm is entering a new market, and she plans to set prices to take sales away from the established market leader even though it will mean profits might s

A triangle with exterior angles is shown. A horizontal line intersects with a diagonal line. Another line connects the horizontal line to the diagonal line to f

The nth term of a sequence is 20 - n2 Find the third term of the sequence. Which term in the sequence is the first to have a negative value?