What do you need help with? it helps us to know the question!
13 bus seats on each bus and 12 seats on each van
Hi there, 3+-10=-7 so, -7+5x=13. First, we add -7 to both sides, which gives us 5x=13+7, 13+7=20, so 5x=20. Now, we divide both sides by 5, Therefore, x=4
I assume you're asking for the scale? It would be 4:64, which simplifies to 1:16.