Please help,quick! *I need an equation!*
Any 1 solved is appreciated please:)
2.If a number decreased by 20, the result is 13. What is the number?
3. This week, a construction company had expenses of $900, which was $50 more than the expenses from last week. What were last week's expenses?
4.Sara's mom split her gift card among her 4 children. If each child received $15, how much was on the gift card originally?
I'd appreciate it if you just solved 1, or all of them. Either way, thank you.