thedailyrefine thedailyrefine

03-06-2019
Mathematics

contestada

40 POINTS!!

Q: Evaluate. 9^2+2x4−5

A.21
B.75
C.84
D.327

No false answers, no spamming to get points, no saying "Why don't you just try"

Respuesta :

mayslays mayslays

03-06-2019

The answer is C 84. Your welcome

Answer Link

lunahill120 lunahill120

03-06-2019

The answer is 84 because 9^ is 9*9 and equals 81. Now add and subtract 81-5=76 and 76+8=84

Answer Link

Otras preguntas

Dave solved a quadratic equation. His work is shown below, with Step 111 missing. What could Dave have written as the result from Step 111? \begin{aligned} \dfr

a pediatrician tested the claim that the mean weight of one-year old boys is greater than 25 pounds for 360 randomly chosen one year-old boys, their mean weight

1/a+b + 1/a-b +2b/a^2-b^2 simplify

Write an equation to show how perchloric acid, HClO4, reacts with water. Include states of matter in your answer.

Drag each label to the correct location. Identify the characteristics of each colonizing nation.

48 students is 80% of how many students?

(ii) Differentiate x2 + 3x -4.

Sammy and Hannah are finalists in a cooking competition. For the final round, each of them will randomly select a card without replacement that will reveal what

What are the cause of global warming?

In Sam's greenhouse operation, labor is the only short term variable input. After completing a cost analysis, if the marginal product of labor is the same for e