2x plus 4 increased by 15 is 57

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2x plus 4 increased by 15 is 57

Take this algebraic expression in parts:

• 2x plus 4: 2x + 4
• Increased by means we add 15 to 2x + 4: 2x + 4 + 15 = 2x + 19
• The word is means an equation, so we set 2x + 19 equal to 57:

Our final algebraic expression is:
2x + 19 = 57

To solve for x, we type this equation into our search engine and we get
x = 19