Problem: Solve the equation: 4x + 7 = 19
Answer:
Step 1: Subtract 7 from both sides of the equation.
4x + 7 - 7 = 19 - 7
Step 2: Simplify the equation.
4x = 12
Step 3: Divide both sides of the equation by 4.
4x/4 = 12/4
Step 4: Simplify the equation.
x = 3
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