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Lesson 1: Understand Equations and Solutions — Practice Questions

  1. 1. Is $x = 10$ a solution of the equation $x - 4 = 6$?

    • A. Yes
    • B. No

  2. 2. Is $z = 19$ a solution of the equation $\frac{0}{z} = 0$?

    • A. Yes
    • B. No

  3. 3. Is $y = 24$ a solution of the equation $4y = 28$?

    • A. Yes
    • B. No

  4. 4. Given the equation $p = 5n$, find the value of $p$ when $n = 20$. The value of $p$ is ___.

  5. 5. Given the equation $q = 9 + t$, find the value of $q$ when $t = 2$. The value of $q$ is ___.

  6. 6. Is the value $k=6$ a solution to the equation $9k = 54$?

    • A. Yes
    • B. No

  7. 7. A solution is a value that makes an equation true. For the equation $y + 11 = 25$, the solution is $y = \_\_\_$.

  8. 8. For which of the following equations is $p=5$ a solution?

    • A. $p + 9 = 13$
    • B. $30 \div p = 6$
    • C. $8p = 45$
    • D. $p - 2 = 7$

  9. 9. The value of a variable that makes an equation true is a solution. For the equation $x \div 4 = 9$, the solution is $x = \_\_\_$.

  10. 10. Which value of $n$ is a solution to the equation $n - 9 = 12$?

    • A. $n = 3$
    • B. $n = 19$
    • C. $n = 21$
    • D. $n = 108$