tonitobieniek tonitobieniek

16-03-2021
Mathematics

contestada

Explain how to simplify this expression: (7a + 9) + (4a – 7).

Respuesta :

27jwilliams 27jwilliams

16-03-2021

Answer: 11a+2

Step-by-step explanation:

Let's simplify step-by-step.

7a+9 +4a-7=7a+9+4a+-7

Combine Like Terms:

=7a+9+4a+-7= (7a+4a)+(9+-7) = 11a + 2

Answer Link

kica226 kica226

16-03-2021

(7a+9) + (4a-7)=
7a+9+4a-7=
11a+2

Answer Link

Otras preguntas

Which best describes the two ways that energy is measured A. In convection and in temperature B. In temperature and in radiation C. In radiation and in convecti

Which of the following is a condition of pure competition? a) Products produced by rival business are perfect substitutes. b) individual firms can affect the mo

the lever on which the fulcrum is the between load and effort

What is the correct order of processes in the accretion of planetesimals?Masses of matter form around dust grain, masses of matter collide, and atoms and molecu

Select the correct answer. Where does the story take place? А. in a stable B. on a village street C. near a swimming pool D.on the beach

Use the equation d = st, where d = distance, s = speed, and t = time. If you ride your bike at a speed of 5 m/s for 10 seconds, how far do you travel? A. 0.5 m

What is the equation of the line, in slope-intercept form, that passes through (3,-1) and (-1, 5)? 2 x + 3 y - 7 = 0 2 y=-3x+7 ASAP PLEASE

Japanese aggression towards China and Russia in the 1930s is most closely related to the concept of ?

Major Manuscripts, Inc. 2012 Income Statement Net sales $7,800 Cost of goods sold 6,865 Depreciation 210 Earnings before interest and taxes $ 725 Interest paid

Given input of a number, display that number of spaces followed by an asterisk. (1 point) Write your solution within the existing supplied function called probl

ACCESS MORE EDU ACCESS