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# If 3 - x = -4, then x = _____

**Solution:**

Let’s solve the equation 3 - x = -4

x = 3 + 4

x = 7

Hence, if 3 - x = -4, then x = 7.

**✦ Try This:** If 3 - x = 4, then x = _____.

Let’s solve the equation 3 - x = 4

x = 3 - 4

x = - 1

Hence, if 3 - x = 4, then x = - 1.

**☛ Also Check: **NCERT Solutions for Class 7 Maths Chapter 4

**NCERT Exemplar Class 7 Maths Chapter 4 Problem 42**

## If 3 - x = -4, then x = _____

**Summary:**

If 3 - x = -4, then x = 7

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