Which value makes it true?

Answer Key - Grade 6 Math Worksheet

Circle the best answer, or write your answer on the line.

1. 1.

   Luz opens the math book to a puzzle. Which value of x makes x + 27 = 80 true?

   • 107
   • 80
   • 27
   • 53
2. 2.

   Milo follows a clue on the map. Which value of x makes x − 12 = 35 true?

   • 23
   • 35
   • 47
   • 12
3. 3.

   Tala finds a riddle in the lunchbox. Which value of x makes x/3 = 12 true?

   • 36
   • 12
   • 4
   • 3
4. 4.

   Zee puts on glasses to read tiny print. Which value of x makes x/5 = 15 true?

   • 5
   • 3
   • 75
   • 15
5. 5.

   Ari opens the math book to a puzzle. Test x = 8 in 7x + 9 = 65. Put x = 8 into the left side. What number do you get?

   65
6. 6.

   Bo follows a clue on the map. Test x = 5 in 9x − 12 = 35. Put x = 5 into the left side. What number do you get?

   33
7. 7.

   Esme copies a clue onto paper. Test x = 7 in 8x − 9 = 47. Put x = 7 into the left side. What number do you get?

   47
8. 8.

   Kira plays a number game on the phone. Which value of x makes both x > 5 and x + 3 < 14 true?

   • 12
   • 13
   • 4
   • 8
9. 9.

   Luz finds a riddle in the lunchbox. Which value of x makes x + 12 > 30 true?

   • 14
   • 16
   • 22
   • 18
10. 10.

    A very serious pencil helps Noah crack a code. Which value of x makes x + 8 < 30 true?

    • 25
    • 28
    • 22
    • 17