How do you do system of equation word problems?

Step 1: Isolate a variable. The variable y is already isolated in the first equation.

Step 2: Plug the result of Step 1 into the other equation and solve for one variable. Plug.

Step 3: Plug the result of Step 2 into one of the original equations and solve for the other variable.

Step 4: State the solution.

Step-by-step explanation:

5   1/4   miles per hour

step-by-step explanation:

15   3/4 / 3 = 5   1/4

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d