Solve {l}{x=7*7}{y=7*7}{z=x}{a=y}{b=z}{text{Solvefor}c,dtext{where}}{c=a}{d=b}

$$\left. \begin{array} { l } { x = 7 \cdot 7 }\\ { y = 7 \cdot 7 }\\ { z = x }\\ { a = y }\\ { b = z }\\ { \text{Solve for } c,d \text{ where} } \\ { c = a }\\ { d = b } \end{array} \right.$$

Solve for x, y, z, a, b, c, d

$$c=49$$

$$d=49$$

Solution Steps

Consider the first equation. Multiply 7 and 7 to get 49.

$$x=49$$

Consider the second equation. Multiply 7 and 7 to get 49.

$$y=49$$

Consider the third equation. Insert the known values of variables into the equation.

$$z=49$$

Consider the fourth equation. Insert the known values of variables into the equation.

$$a=49$$

Consider the fifth equation. Insert the known values of variables into the equation.

$$b=49$$

Consider the equation (6). Insert the known values of variables into the equation.

$$c=49$$

Consider the equation (7). Insert the known values of variables into the equation.

$$d=49$$

The system is now solved.

$$x=49 y=49 z=49 a=49 b=49 c=49 d=49$$