A first number plus twice a second number is 4. Twice the first number plus the second totals 20. Find the numbers

Could 10 be divided by 7 yes or no?

A molecule is a combination of atoms of either the same or a different element, molecules react with each other to form new ones.

Which is greater - 31/8 or - 32.92

136.422what is the 3 value

Justin bought 7 oranges at a grocery store. Justin gave the cashier $10 and received $3 in change. If the price of each orange was the same, how much did one orange cost?

A girl threw a marble 15 m vertically up in the air which later fell and settled at the bottom of a lake 7 m deep. Find the total distance travelled by the marble while falling down?

Joe sold 15 T-shirts for a total of $82.50. What is the unit price?

For the first 18 days of the month, buffet dinner generate $11,800 in sales. The buffet sale target for the month is $18,650. Given that there are 31 days in march, what daily sales goals must you set to meet your buffet sales target for the month

Name the number property illustrated by this equation: -2 (-3 + 7) = - 2 (-3) + (-2) (7)

Olives solar powered scooter travels at a rate of 30 miles per hour. What equations can she use to calculate her distance with relation to time she is traveling?