 Name: ___________________Date:___________________

 Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!

### Grade 7 - Mathematics3.10 Word Problems - Exponents - 2

 Example: If 2x=15, find the value of 2x+3? Solution: 2x+3 = 2x.23 Substitute 22 =15 in the above, we get = 15.23 =15.2.2.2 =15.8 =120 Directions: Solve the following problems. Also write at least ten examples of your own.
 Q 1: If 3x=5, find the value of 3x+2?Answer: Q 2: If 7x=16, find the value of 7x+0?Answer: Q 3: If 5x=15, find the value of 5x+3?Answer: Q 4: If 2x=32, find the value of 2x-4?Answer: Q 5: If 4x=160, find the value of 4x-2?Answer: Q 6: If 9x=8, find the value of 9x+3?Answer: Question 7: This question is available to subscribers only! Question 8: This question is available to subscribers only!

#### Subscription to kwizNET Learning System costs less than \$1 per month & offers the following benefits:

• Unrestricted access to grade appropriate lessons, quizzes, & printable worksheets
• Instant scoring of online quizzes
• Progress tracking and award certificates to keep your student motivated
• Unlimited practice with auto-generated 'WIZ MATH' quizzes