mayajackson2021 mayajackson2021

02-09-2019
Mathematics

contestada

Two shirts and one tie costs $42, but one shirt and two ties cost $39. What does one shirt cost?

Respuesta :

isabellaaaa51 isabellaaaa51

02-09-2019

let s = shirts
let t = ties
2s + t = 42
s + 2t = 39
s = 15
t = 12
one shirt equals $15

Answer Link

Otras preguntas

A guitar string is 95 cm long and has a mass of 3.3 g. The length L from the bridge to the support post is 66 cm, and the string is under a tension of 580 N. Wh

What do restriction enzymes do? a. They join different DNA molecules together. b. They distinguish protein-coding sequences from noncoding sequences. c. They am

Help me on this plz i dont know what to do

use the heisenberg uncertainty principle to calculate the uncertainity in meters in the position of 0.68g and traveling at a velocity of 0.85 m/s. assume the un

Find the product. (6x^2-6x-5) (7x^2+6x-5)

A six-sided die (with numbers 1 through 6) and an eight-sided die (with numbers 1 through 8) are rolled. What is the probability that there is exactly one 6 sho

HELP ITS TIMEDDD !!!!

Matt wants to measure the height of a tree. He walks exactly 100 feet from the base of the tree and looks up. The angle from his eyes to the top of the tree is

Assume a small 11 kg crate is attached to a parachute. The chute pulls up on the crate with 150 N. a. Find Fnet b. Find a ____ m/s² c. Find v 5 seconds af

How many terms are in the simplest form of the product?