AlgebraEasySolving an equation with a fraction
Algebra practice question
Which value of x satisfies x/3 + 4 = 6?
- A. 6Correct
- B. 30
- C. 2/3
- D. 18
Answer: A. 6
x/3 = 2, so x = 6.
Why the other answers are wrong
- B. 30
- 30 multiplies 10 by 3 instead of 2 by 3.
- C. 2/3
- 2/3 divides 2 by 3 instead of multiplying.
- D. 18
- 18 multiplies 6 by 3 without subtracting 4 first.
More Algebra questions
- Easy
If 3x + 7 = 22, what is the value of x? - Easy
If x/4 = 9, what is the value of x? - Easy
The function f is defined by f(x) = 6x − 5. What is the value of f(3)? - Easy
The perimeter P of a rectangle with length l and width w is given by P = 2l + 2w. Which of the following expre… - Easy
Which equation defines the function f? - Easy
In the xy-plane, the graph of the equation y = 4x − 12 crosses the x-axis at the point (a, 0). What is the val…
Not affiliated with the College Board. SAT is a trademark of the College Board.