samone26 samone26

26-05-2019
Mathematics

contestada

How do I solve this step by step

How do I solve this step by step class=

Respuesta :

maquenzie maquenzie

26-05-2019

Answer:

23

Step-by-step explanation:

1. (x + 7) + (3x - 9) = 90

x + 7 + 3x - 9 = 90

4x - 2 = 90

4x = 92

x = 23

Answer Link

Otras preguntas

How does responsible parenthood makes difference in socialization of the children? Explain with justification.

Which sentence best shows a strong thesis statement? The story has many different characters who disagree about the conflict. The story takes place in a faraway

What is an equation of the line in slope intercept form? a. y = 2x - 2 b. y = -2x - 2 c. y = -2x + 2 d. y = 2x + 2

There are 31 boys and 25 girls in a football club. Laura selects two girls from the club. How many ways of choosing are there?

complete the following sentence the risk from treating a patient with radiation is that the radiation may......... healthy body cells

What should the graph of two lines look like when there are no solutions that they have in common?

Identify 2 possible reasons for unemployment

why is music calming when your trying to concentrate

Triangles 1 and 2 are similar. The perimeter of Triangle 1 is 65 meters and the perimeter of Triangle 2 is 125 meters. What is the ratio a:b ? 625:169 169:625 2

Use the rule x + 7 to find the missing number in the table. X Y 1 8 6 13 8 15 10 17 12 The missing number is