MATHEMATICS MIDDLE SCHOOL

Solve the equation. Show all steps of your work and givethe algebraic justification for each step.
-2x + 7x + 34 = -2(1 - 7x)

Answers

Answer 1
Answer:

Answer:x=4

Isolate the variable by dividing each side by factors that don't contain the variable.
Answer 2
Answer: The answer is x=4 I hope it correct

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Isn’t it easier to write sin 2theta = 2 sin theta and not bother memorizing the double-angle formula

Answers

First off, sin 2 theta = 2 sin theta cos theta. Also, the answer to your question is no. There are multiple double angle formulas, and it is important that you remember them so that you can answer questions correctly.

A table is 1 1/2 meters long.How many centimeters long is the table?

Answers

A meter is 100 cm. So, the final length is 1(1)/(2)*100=(3)/(2)*100=(300)/(2)=150 cm.
150 cm.
The answer you are looking for is 150 centimeters

A jogger weighing 800 N is running along at a constant velocity of 6 m/s. What is the kinetic energy ofthe jogger?

Answers

Step-by-step explanation:

KE = ½ mv²

KE = ½ (800 N / 10 m/s²) (6 m/s)²

KE = 1440 J

Phil ate 2/5 of a pizza. caroline ate 1/4 of a pizza. how much did they eat in all? a) 1/3 pizza b)2/9 pizza c) 13\20 pizza d) 1 1/3

Answers

c. 13/20 pizza because in all is key for addition, so 2/5 + 1/4 = 13/20 pizza

2/5 + 1/4 = 8/20 + 5/20 = 13/20

Answer: c) 13/20 pizza

2ab+6a+12abc factored completely

Answers

2a(b+3+4bc) 
just take out the greatest common factor  :) 

During the basketball season, Cory made 21 of the 60 baskets she attempted. Krista made18 of the 45 baskets she attempted. Paula made 17 of the 50 baskets she attempted. Write
the names of the players in order from the lowest percentage of baskets made to the highest
percentage of baskets made. heeeeeeeeeeeeeeeeeeeeeelp due tomorrow!!!!!!!

Answers


Cory . . . . 21/60 = 0.35 = 35 percent

Krista . . . 18/45 = 0.4  =  40 percent

Paula . . . 17/50 = 0.34 = 34 percent

From this point, I'm pretty sure you can line them up.
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