colby wants to set sqaure tiles on the top of a box the top of the box is a rectangle 71/2 inches long and 51/2 inches wide how many 1/2 inch tiles would he need to cover the top

The total width of two standard shortboardsand a technical shortboard is 23.5 inches.
Write an equation to represent the situation.

Norma bought 1 3/4 yards of cotton fabric and 3 3/8yards of fleece fabric. How many yards of fabric did Norma buy?

3(5x+2)=2(3x-6)

What is the answer, with shown work, please ​

Please help!! I literally can’t fail this

On Friday, a local restaurant served 75 customers. Of these, 63 people ordered soup. What percent of the customers ordered soup?

A math class is having a discussion on how to determine if the expressions 4 x minus x + 5 and 8 minus 3 x minus 3 are equivalent using substitution. The class has suggested four different methods.Which describes the correct method?
Both expressions should be evaluated with one value. If the final values of the expressions are both positive, then the two expressions must be equivalent.
Both expressions should be evaluated with one value. If the final values of the expressions are the same, then the two expressions must be equivalent.
Both expressions should be evaluated with two different values. If for each substituted value, the final values of the expressions are positive, then the two expressions must be equivalent.
Both expressions should be evaluated with two different values. If for each substituted value, the final values of the expressions are the same, then the two expressions must be equivalent.