7su443a7vr 7su443a7vr

01-04-2021
Mathematics

contestada

15 less than 3 times a number is 5 more than half of the number.

Respuesta :

ssent05 ssent05

01-04-2021

Answer:

Mystery Number is 8

Step-by-step explanation:

3x - 15 = 5 + 1/2x

3x - 1/2x = 15 + 5

5/2x = 20

x = 20 / 5/2

x = 20 * 2/5

x = 40 / 5

x = 8

Answer Link

Otras preguntas

Which is a formula for the area of a triangle? Group of answer choices A = 1/2 X b X h A = Base X Height A = L X W A = bh

a what is the kilogram of 1.5 ml

Part 1. Find AHra for these chemical reactions. Tell if each is endothermic or exothermic. 1) N29) зна (9) - 2NH3(g)

Use the statement about Charles Dickens' A Christmas Carol to answer the question. Ebenezer Scrooge, a miserly old man, is visited by three ghosts who give him

Find the interest in this equation and give an explanation.

Use the Cross Products Property to solve x35=27. __*x =__*2 __ = __ x= __

Why the surface of Mars is red?

PLEASE ANSWER QUICKLY!! I NEED THIS ANSWER ASAP

Explain how urbanization during the middle of the 1800s contributed to conflicts over religion, social class, and politics. Be sure to give examples in your ans

Which of the following is not a line of evidence supported by empirical evidence? a. How similar DNA is between organisms b. The length of the organism's life c