maryjanelopezpugs40 maryjanelopezpugs40

21-09-2020
Mathematics

contestada

What is the solution to this equation?
2x+3(x - 10) = 45
O A. x= 11
O B. x = 7
O C. x= 3
O D. x = 15

Respuesta :

22-09-2020

Answer:

D. X=15

Step-by-step explanation:

2x + 3x - 30=45

5x = 75

X=15

Answer Link

Otras preguntas

(1) Do you enjoy being out in the fresh air? (2) Does nature restore your spirits? (3) You might want to consider hiking as a hobby. (4) It's a hobby you can b

One molecule of glucose makes 30 molecules of ATP. How many molecules of glucose are needed to make 6000 molecules of ATP in aerobic respiration? A. 100 B

The concentration C (in mg/dl), of an antibiotic in a patient’s bloodstream per hour, t, is given by: c(t) = (55t)/(t^2+25) In order for the antibiotic to be

Let a=2 mn, n=m^2-n^2, and c = m^2 + n^2 be the sides of a pythagorean triangle. Suppose that b=a+1, Show that (m-n)^2 -2n^2 = 1. and determine all such triangl

During the republic, to whom did rome's poor citizens look for protection of their interests?

A region of metamorphic rock lies far beneath Earth’s surface. In time, which two ways can the rock make its way upward to Earth’s surface, where people are abl

Consider a metal cube of side length 10cm. If it is cut up into some smaller cube of side length 3 cm , how many cubes be made.

AD = 3x + 4 and CD = x + 6, what is the value of x? 6 10 1 7

Action potentials begin by the ____________. opening of ligand-activated potassium channels. closing of ligand-activated potassium channels. closing of voltage-

What is the reflection image of P(0, 0) after two reflections, first across x = -3 and then across y = 4?