152k views
5 votes
How do I solve for this equation 8(2x+9)=56

1 Answer

5 votes

Answer:x=-1

Step-by-step explanation:Step by step solution :

Step 1 :

Equation at the end of step 1 :

8 • (2x + 9) - 56 = 0

Step 2 :

Step 3 :

Pulling out like terms :

3.1 Pull out like factors :

16x + 16 = 16 • (x + 1)

Equation at the end of step 3 :

16 • (x + 1) = 0

Step 4 :

Equations which are never true :

4.1 Solve : 16 = 0

This equation has no solution.

A a non-zero constant never equals zero.

Solving a Single Variable Equation :

4.2 Solve : x+1 = 0

Subtract 1 from both sides of the equation :

x = -1

One solution was found :

x = -1

User Thomaszter
by
8.0k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories