Solve the equation. Check the solutions.

4|3t+8|=16t

Short Answer

Expert verified

The values are t=8.

Step by step solution

01

Step 1- Apply the concept of absolute value.

Absolute value describes the distance from zero that a number is on the number line,without considering direction. The absolute value of a number is never negative.

02

Step 2- Simplify the expression.

Consider the expression 4|3t+8|=16t.

Divide both sides of the equation by 4 as follows:

4|3t+8|=16t|3t+8|=4t

03

Step 3- Step description.

Apply the absolute rule as follows:

Case 1. When 3t+8=-4t.

3t+8=4t3t+8+4t=07t+8=07t=8t=87

Case 2. When 3t+8=4t

3t+8=4t3t+84t=0t+8=0t=8t=8

Therefore, the value is t=8,-87.

04

Step 4-Verify the solutions.

Substitute t=8,-87in the equation 4|3t+8|=16tand simplify as follows:

4|3t+8|=16t4|3(8)+8|=16(8)4|24+8|=1284|32|=128128=128

4|3t+8|=16t4|3(87)+8|=16(87)4|247+8|=12874|24+567|=12874|327|=12871287=1287

Since the left-hand side and right-hand side is equal in the first case but not in the second case thus the values are t=8.

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