Solve the system by substitution. Substitute the expression in the second equation into the first equation and solve. 
If the system is dependent or inconsistent , or if there is no solution , indicate this.
Correct Answer:
Verified
Q86: One number is Q87: The sum of two numbers is Q88: Solve the system by substitution. Substitute the Q89: Solve the system using the substitution method. Q90: Two numbers have a sum of Q92: Two positive numbers have a difference of Q93: Solve the system by substitution. Substitute the Q94: Solve the system using the substitution method. Q95: Solve the system by substitution. Substitute the Q96: Solve the system by substitution. 
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents