3 years ago

Solve this equation and explain the steps 9-2x= 7x

Mathematics

1 answer:

Hunter-Best [27]3 years ago

3 0

Answer:

x = 1

Step-by-step explanation:

Step 1: Write equation

9 - 2x = 7x

Step 2: Solve for x

Add 2x on both sides: 9 = 9x

Divide both sides by 9: x = 1

Step 3: Check

Plug in x to verify it's a solution.

9 - 2(1) = 7(1)

9 - 2 = 7

7 = 7

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