(7-1 & 7-2) Solving Equations Practice

Front

Solve for n: 6 (n + 6) = 84

Back

n = 8

Front

Solve for x: 84 = 4 (1 + 4x)

Back

x = 5

Front

Solve for k: -124 = 4 (1 + 8k)

Back

k = -4

Front

Solve for n: -60 = 4 (2n - 5)

Back

n = -5

Front

Solve for a: 56 = 2 (5a + 3)

Back

a = 5

Front

What is the first step in solving the equation 6(n + 6) = 84?

Back

Distribute 6 to both terms inside the parentheses.

Front

What does it mean to isolate a variable in an equation?

Back

To manipulate the equation so that the variable is on one side and all other terms are on the other side.

Front

What is the purpose of checking your solution after solving an equation?

Back

To verify that the solution satisfies the original equation.

Front

What is the distributive property?

Back

a(b + c) = ab + ac, distributing a to both b and c.

Front

How do you solve for a variable in an equation with parentheses?

Back

Use the distributive property to eliminate the parentheses first.