Solve for x.

3x - 5x + 8x + x = 42

A. 6
B. 7
C. 8

Answers

Answer 1
Answer: The answer would be "6" because you have to calculate the difference then calculate the sum, calculate the sum again, then divide both sides by 7 and that gives you 6.
Answer 2
Answer: Combine all alike x terms and you get 7x=42

Divide 7 on each side of equation

You get A.x=6


Hope I helpedd

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I need to show my work but I don’t know how to do these can someone help me??

Identify properties used in each step in rewriting the polynomial expression (x+5)+3(a+(6x)y)

Answers

                                  (x + 5) + 3(a + (6x)y)
 Adding Parenthesis: (x + 5) + 3(a + 6xy)
Distributive Property: (x + 5) + 3(a) + 3(6xy)
                                  (x + 5) + 3a + 18xy
 Adding Expressions: x + 5 + 3a + 18xy
                                   3a + x + 18xy + 5

James works as a waiter.Bills where $23.59,$40.65,$30.50 And $15.68His total tips was $17.67. What percent tip did he recieve for serving these meals. Round to nearest percent.

Answers

The percentage of the tip is 16%. This is computed by summing up all the bills, 23.59 + 40.65 + 30.50 + 15.68, which is equal to $110.42. Then $17.67 will be divided by $110.42, which is equal to 0.16000. After than to get the percentage we have to divide the 0.1600 by 100, which is equal to 16%.

Factor the GCF: −6m2 + 18m − 36.−6(m2 − 3m + 6)
−1(6m2 − 18m + 36)
−6m(m2 − 3m + 6)
−6(m2 + 3m − 6)

Answers

The first option is the right one.

You have to find the greates common divisor of the coefficientes, which is -6 and then divide each momomial with lead to: -6 (m^2 + -3m + 6).

You can verifiy the result by multiplying -6 times the polynomial inside the parenthesis, using the distributive property.

Answer:

The first one is the right one i just took the test

Step-by-step explanation:

Which one of the following is a true statement about a circle inscribed in a regular polygon? A. The area of the circle is equal to the area of the polygon.
B. The sides of the polygon are chords of the circle.
C. The vertices of the polygon are on the circumference of the circle.
D. The sides of the polygon are tangents of the circle.

Answers

Given that a circle is inscribed in a regular polygon, it is true that the sides of the polygons are tangents of the circle. The area of the circle is always less than the area of the polygon. When the polygon is inscribed in the circle, then the sides of the polygon are chords of the circle and the vertices of the polygon are on the circumference of the circle. Answer is D. 

Alberto is heating a solution in his chemistry lab. The temperature of the solution starts at 17°C. He turns on the burner and finds that the solution's temperature increases by 5°C every minute. This graph shows the temperature change.

Answers

Answer:

B

Step-by-step explanation:

If you look closely at the graph you will see only B could be the answer.

A doesn't work

B works

C is close

D could never work

CAN SOMEONE PLEASE HELP ME WITH THESE PLSSS!!

Answers

Answer:

e= 2

W= 15

m= 9

Step-by-step explanation:

for e: yout multiply 5 x 7 to get 35 so 2 x 7 = 14

for W: 20/10 = 2 so divide 30/2 to get 15

for m: 11 x 2 = 22 so do 18 divided 2 to get 9

Answer:

E = 2

W = 15

M = 9

Step-by-step explanation:

You just have to make the denominator / numerator the same.

(E)/(5) = (14)/(35)

Multiply the first fraction by 7 so that their denominators are both 35.

(7E)/(35) = (14)/(35)

7E = 14

E = 14 ÷ 7

E = 2

(20)/(30) = (10)/(W)

Multiply the second fraction by 2 so that their numerators are both 20.

(20)/(30) = (20)/(2W)

2W = 30

W = 30 ÷ 2

W = 15

(M)/(11) = (18)/(22)

Multiply the first fraction by 2 so that their denominators are both 22.

(2M)/(22) = (18)/(22)

2M = 18

M = 18 ÷ 2

M = 9