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Questions | Key
Practice Exercise
12-1 (click HERE
for a printer-friendly version)
Directions: Change the
"Word Sentences" into Math Expressions, or
Equations, when possible. Consult the Answer Key 12-1 below for answers
once you finish. Review the Instruction material which relates
to any questions you do not get correct.
- What is eight increased by five ? =
_____
- What is 19 increased by
7 times
y
? = _____
- What is 7 more than
3? =
_____
- What is 2 more than twice
y ?
= _____
- What is 6 less than
5 times a number?
= _____
- What is a number divided by 3?
= _____
- What is 2a
more than 2b?
= _____
- What is x less than
a divided by
b
? = _____
- What is 4 times the sum of
x + y ? = _____
- What is 16
plus twice x -
y ? = _____
For additional instructional
material and practice exercises on this subject, go
to:
www.mathgoodies.com/lessons/vol7/equations.html.
Answer Key 12-1
(click
HERE for a
printer-friendly version) (top)
Click HERE if you have
problems with any of the questions.
If you get less than 8 items correct, please review the
instruction.
- What is eight increased by five? Let
x be the unknown, then:
8 + 5 = x, so
x
= 13
- What is 19 increased by
7 times
y?
19
+ 7y
- What is 7 more than
3? Let x be the unknown, then:
x = 3 + 7, so x =
10
- What is 2 more than twice
y ?
2y
+ 2
- What is 6 less than
5 times a number? Let x be the number, then:
5x - 6
- What is a number divided by 3? Let
x be the number, then:
- What is 2a more than
2b? 2a
+ 2b
- What is x less than a divided by
b ?
- x
- What is 4 times the sum of
x + y ?
4(x + y).
- What is 16 plus twice
x - y?
2x
- y + 16.
For additional instructional
material and practice exercises on this subject, go
to:
www.mathgoodies.com/lessons/vol7/equations.html.
Next Page:
Setting Up and Solving Equations
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