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Solve 2x + 3 = 33

The solution of 2x + 3 = 33 is x = 15.

The lines y = 2x + 3 and y = 33 meet at x = 15101214161820202530354045x = 15y = 2x + 3y = 33
The lines y = 2x + 3 and y = 33 meet at x = 15. The solution of the equation is the x-coordinate of the point where the two sides are equal.

How to work it out

  1. 1

    The goal is to get x alone. Undo the operations in the opposite order: first the addition, then the multiplication.

    2x+3=332x + 3 = 33
  2. 2

    Subtract 3 from both sides:

    2x+3−3=33−3 ⇒ 2x=302x + 3 - 3 = 33 - 3 \ \Rightarrow\ 2x = 30
  3. 3

    Divide both sides by 2:

    2x2=302 ⇒ x=15\frac{2x}{2} = \frac{30}{2} \ \Rightarrow\ x = 15
  4. 4

    Check: put x = 15 back into the equation.

    2⋅15+3=30+3=33✓2\cdot15 + 3 = 30 + 3 = 33 \checkmark
LaTeX source of the formulas on this page
\[ 2x + 3 = 33\ \Rightarrow\ x = 15 \]
\[ 2x + 3 = 33 \]
\[ 2x + 3 - 3 = 33 - 3 \ \Rightarrow\ 2x = 30 \]
\[ \frac{2x}{2} = \frac{30}{2} \ \Rightarrow\ x = 15 \]
\[ 2\cdot15 + 3 = 30 + 3 = 33 \checkmark \]

Trying values of x in 2x + 3 = 33

x2x + 3Equals 33?
1329no
1431no
1533yes
1635no
1737no

Questions

What is x in 2x + 3 = 33?

The solution of 2x + 3 = 33 is x = 15.

How do you solve 2x + 3 = 33?

Subtract 3 from both sides to get 2x = 30, then divide both sides by 2 to get x = 15.

How do I check the answer?

Replace x by 15: 2(15) + 3 = 33, which is 33.

Similar equations

    Solve 2x + 3 = 33: x = 15 (steps and check) | WordGPT