Question

Solve the equation 3 (x+ 4.5) = 36 one step at a time. Use the diagram to help you


Explain your next step, using words and numbers.

Answer 1

Step-by-step explanation:

$\\ \tt{:}\leadsto 3(x + 4.5) = 36 \\ \\ \tt{:}\leadsto 3x + 13.5 = 36 \\ \\ \tt{:}\leadsto 3x = 36 + 13.5 \\ \\ \tt{:}\leadsto 3x = 22.5 \\ \\ \tt{:}\leadsto x = \frac{22.5}{3} \\ \\ \tt{:}\leadsto x = 7.5$