Respuesta :
Answer:
x=80
Step-by-step explanation:
3x = 10(x-56)
Step 1: distributive property
3x = 10(x-56) ----> 3x = 10x - 560
Step 2: subtract 10x from both sides
3x - 10x = 10x - 560 - 10x ----> -7x = -560
Step 3: Divide both sides by -7
-7x/-7 = -560/-7 ----> x=80
done! :)