Step-1

Title: Simplify the equation to find variable

Grade: 7-a Lesson: S1-L6

Explanation: Hello Students, time to practice and review the steps for the problem.

Lesson Steps

Step Type Explanation Answer

1

Problem

Solve the equation:
\$ -3.6 = 0.3/(x-1) \$

2

Hint

By Cross Multiplication

-3.6 (x-1) = 0.3

3

Step

After Multiplication

-3.6 x + 3.6 = 0.3

4

Step

Move -3.6 to Right side we get

-3.6x = 0.3 - 3.6

5

Step

After subtraction we get

-3.6 x = -3.3

6

Hint

Dividing with -3.6 on both sides

\$ (\cancel(-3.6)x)/\cancel(-3.6) = (-3.3)/(-3.6) \$

7

Step

Cancellation with 3 Numerator and Denominator

\$ x = \cancel(-3.3)^1.1/(\cancel(-3.6)^1.2) \$

8

Step

Converting decimal to fraction form

\$ x = (11/10)/(12/10) \$

9

Step

Then simplify

\$ x = 11/(\cancel10^1) \times (\cancel10^1)/12 \$

10

Step

After cancellation

\$x = 11/12 \$

11

Answer

A

Tutor: Questions

Seq Type Question Audio

1

Problem

What did you learn from this problem?

2

Clue

What did you learn from the clues?

3

Hint

What did you learn from the Hints?

4

Step

What did you learn from the Steps?

5

Step

How can we improve the Steps?


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