12:4=3
9:3=3
so u multiply each side by 3 to get the second triangle..
answer: 4.5*3 =13.5
Answer:
D. The subtraction property of equality was not applied to solve this equation.
Step-by-step explanation:
<u>Step 1</u>: Given

<u>Step 2</u>: Addition Property of Equality
(add 7 to both sides)

<u>Step 3</u>: Simplify

<u>Step 4</u>: Multiplication Property of Equality
(multiply both sides by 2)

<u>Step 5</u>: Simplify

Answer:
28
Step-by-step explanation: