4b-7-15b+3 simplify expression

What is the unknown number to (+4) + 59+70

In a survey, 480 people, or 75%, said they attended a movie at least once a month. How many people were surveyed?

There a lore 4 quarts in a gallon. How much would 140 quarts be in a gallon?

What is the answer in long division 28:8

The ratio of students to teachers at a school is 13 to 2. There are 91 students in the school. How many teachers does the school have? 592 20 14 6

Which system of equations can you use to find the roots of the equation 2x3 + 4x2 - x + 5 = - 3x2 + 4x + 9? y = 2x3 + x2 + 3x + 5 y = 9 y = 2x3 + x2 y = 3x + 14 y = 2x3 + 4x2 - x + 5 y = - 3x2 + 4x + 9

What is the multiplication inverse of 1/4 A. 1.8 B. 1/2 C. 4 D 8/1

1+1-2+5-3+6-6+2x2=10 is this right or wrong

Jason wrote the mixed number 1 1/3 as the sum of three fractions. None of the fractions had a denominator of 3. How is this possible? What fractions might jason have used?

Aaron needs to hire a waiter. Waiter A is offering his services for an initial $25 in addition to $4.75 per hour. Waitress B is offering her services for an initial $30 in addition to $3.75 per hour.