Skip to content
Philoid
Browse Saved
Back to chapter
Maths
4. Simple Equations
Home · Class 7 · Maths · Ref. Book · 4. Simple Equations
Prev
Next
Q16 of 107 Page 104

If = 3, then the value of 3x + 2 is

Given


On multiplying both sides by 2, we get


⇒ x = 3 × 2 = 6


Put x = 6 in the equation 3x + 2, we get


⇒ 3(6) + 2


⇒ 18 + 2 = 20

More from this chapter

All 107 →
14

Which of the following equations can be formed starting with x = 0?

15

Which of the following equations cannot be formed using the equation x = 7?

17

Which of the following numbers satisfy the equation –6 + x = –12?

18

Shifting one term from one side of an equation to another side with a change of sign is known as

Questions · 107
4. Simple Equations
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107
Back to chapter
ADVERTISEMENT
About Contact Privacy Terms
Philoid · 2026
  • Home
  • Search
  • Browse
  • Quiz
  • Saved