Simple equations in one variable

Advanced Math 7 · Unit 5 · linear-equations-7

linear-equations-7

Name ______________________________Date ______________

1.
Solve $5x - 7 = 3x + 9$ .
Answer: ______________
2.
Solve $\dfrac{x + 5}{3} = \dfrac{x - 1}{2}$ .
Answer: ______________
3.
Maya is three times as old as Ben. In $8$ years she will be twice as old as Ben will be then. How old is Ben now?
Answer: ______________
4.
Solve $\dfrac{x}{3} + 2 = \dfrac{x}{4} + 5$ .
1. (A)
  $3$
2. (B)
  $12$
3. (C)
  $36$
4. (D)
  $84$
5.
The length of a rectangle is $3$ cm more than twice its width. Its perimeter is $48$ cm. What is its area, in cm²?
1. (A)
  $63$
2. (B)
  $105$
3. (C)
  $119$
4. (D)
  $144$
5. (E)
  $238$