99 In which line is a mistake first made when solving the following system of equations by elimination for s?

#button {
background-color: #F05A1A;
border: 5px;
border-radius: 5px;
color: white;
padding: 5px 5px;
text-align: center;
text-decoration: none;
display: inline-block;
font-size: 13px;
margin: 4px 2px;
cursor: pointer;
}

Save your time – order a paper!
Get your paper written from scratch within the tight deadline. Our service is a reliable solution to all your troubles. Place an order on any task and we will take care of it. You won’t have to worry about the quality and deadlines

Order Paper Now