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

Brahmagupta’s solution to a quadratic equation of the form ax2 + bx = c involved only one solution. Which solution would he have found for the equation 3x2 + 4x

Which one doesn’t belong? Why? Explain.

Functionally, the job of the abdominals is to stop motion, not create motion 1) T 2) F

When using the equity method, receipt of cash dividends increases the carrying (book) value of an investment in equity securities. A. True B. False

What’s the evaluation to 5x(2) + x for x =3

When dividing polynomials using factorization, cancelling identical factors in the denominator and the numerator will give the _______. a.remainder b.divisor c.

PLEASE HELPPPP Wilson is thinking about buying a house for $249,000. The table below shows the projected value of two different houses for three years. Number o

ASAP PLEASE! :) A store sells 3 categories of kitchen items: cups, bowls, and spoons. There are 5 types of cups, 4 types of bowls, and 2 types of spoons. How ma

13. Imagine that you have exposed a 24-exposure roll of film that you purchased for $3.95. It costs you $4.70 to get it developed with one print for each exposu

As a sysadmin, you will find yourself doing business with a variety of third-party vendors. Which of these are likely to be rented or bought from a vendor? Chec