Beginning with the equation $x=9$x=9, write the new equation produced by adding $1$1 to both sides.
Beginning with the equation $x=14$x=14, write the new equation produced by subtracting $7$7 from both sides.
Beginning with the equation $x=10$x=10, write the new equation produced by multiplying both sides by $5$5.
Beginning with the equation $x=99$x=99, write the new equation produced by dividing both sides by $11$11.
Use reasoning to solve equations and justify the solution method.
Write, solve, and/or apply a linear equation (including problem situations).
Use and/or identify an algebraic property to justify any step in an equation-solving process. Note: Linear equations only.