Question

Find y when x = 3 of the equation for y=2x+12

Answer 1

`\huge\text{Hey there!}`

`\large\text{If x = 3, then SUBSTITUTE it where the x value is in the equation}`

`\large\text{y = 2x + 12}\\\large\text{y = 2(3) + 12}\\\large\text{2(3) = 6}\\\large\text{y = 6 + 12}\\\large\text{6 + 12}\rightarrow\large\text{\bf 18}\\\large\text{y = \bf 18 }\large\checkmark\\\\\\\boxed{\boxed{\huge\text{Answer: \bf y = 18}}}\huge\checkmark`

`\text{Good luck on your assignment and enjoy your day!}`

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`\frak{Amphitrite1040:)}`

Answer 2

y = 18

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

1. Brackets
2. Parenthesis
3. Exponents
4. Multiplication
5. Division
6. Addition
7. Subtraction

• Left to Right

Explanation:

Step 1: Define

y = 2x + 12

x = 3

Step 2: Evaluate

1. Substitute in x: y = 2(3) + 12
2. Multiply: y = 6 + 12
3. Add: y = 18