http://www.jiskha.com/search/index.cgi?query=Algebra%20with%20pizzazz%20page%20167
No guarantees.
What are the math problems for it?!?
No guarantees.
To solve systems of equations, follow these steps:
1. Write down the given equations. For example, you may have two equations like:
Equation 1: 2x + 3y = 11
Equation 2: 4x - y = 5
2. Choose a method to solve the system of equations. There are several approaches, including substitution, elimination, and graphing. Let's use the substitution method in this example.
3. Solve one of the equations for one variable in terms of the other variable. For example, let's solve Equation 2 for y:
4x - y = 5,
y = 4x - 5.
4. Substitute the expression for y into the other equation. Using Equation 1:
2x + 3(4x - 5) = 11.
5. Simplify and solve the equation:
2x + 12x - 15 = 11,
14x - 15 = 11,
14x = 26,
x = 26/14,
x = 13/7 or approximately 1.86.
6. Substitute the value of x back into either of the original equations to find the value of y. Let's use Equation 1:
2(13/7) + 3y = 11,
26/7 + 3y = 11,
3y = 11 - 26/7,
y = 11 - 26/7 / 3,
y = 11 - 26/21,
y = 115/21 - 26/21,
y = 89/21 or approximately 4.24.
In summary, the steps provided above are a general approach for solving systems of equations. Use these steps to solve the specific problems from page 167 of "Math Riddle Pizazz" that you mentioned at the beginning.