anglikabusko anglikabusko

06-11-2019
Mathematics

contestada

The lengths of the sides of a square are represented by the expression 3x + 1 cm. The perimeter of the square is 28 cm. What is the value of x

Respuesta :

SvetkaChem SvetkaChem

06-11-2019

Answer:

x=2

Step-by-step explanation:

Perimeter of a square = 4*(side of the square)

28 = 4*(3x+1)

28 = 12x + 4

28- 4 = 12x

24 = 12x

x =2

Answer Link

Otras preguntas

Alexandra owns a small landscaping business. She hires a part-time employee to handle the bookkeeping activities. Which factor of production does this employee

what is it is it vantage of speaking?

i need help asap,how do you get these answers ??

What is the explanation of why avery, macleod, and mccarty's in vitro transformation experiment showed that dna, but not rna or protein, is the hereditary molec

how important was government in the lives of the romans? Write two predictions. PLSS ANSWER!!! I WILL GIVE YOU 65 POINTS!!!!! NEED ANSWER VERY QUICKLY!!!

Weak acid and weak bases that can add or remove protons (h+) to fluids in the body, thereby helping to keep ph levels at homeostatic levels, are called _____.

A particle moves along the x-axis according to the equation x(t)= 2.9- 4.1t^2 m. what are the velocity (in m/s) and acceleration (in m/s^2) at t=3.0 s and t=6.0

In Guadalajara, Mexico, Mercado LibertaddashSan Juan de Dios is a vast, crowded, bustling array of booths and vendors selling everything from shoes and fruit

Given that the variables x and y have been defined, write an expression that evaluates to true if x is non-negative and y is negative.

Give reason milk is a liquid