Solve by substitution

4x+3y=23

5x - y=24

Write an equation that could be used to find two consecutive even integers whose product is 24. Let x represent the first integer. Solve the equation and give the two integers.

Translate the phrase into a math expression. 15 divided by a number, then decreased by 2 a. (15 : n) + 2 b. (15 : n) - 2 c. 15 : (n - 2) d. 15 : (n+2)

What is the best estimate for 3 + (-14.9) (-2.3) ? 36 31 48 33 A is false

Gabrielle is 7 years older then mikhail the sum of their ages is 103 what is mikhails age

Al lives 30 mi. from Ann. At the same time, they start biking toward each other on the same road. Al's constant rate is 12 mph. Ann's is 8 mph. How long will it take them to meet? A. 0.5 hour B. 1 hour C. 1.5 hours D. 2.5 hours

What adds together to make 18 and multiplies to make 30

A seamstress has a piece of cloth that is 3 yards long she cuts it into shorter lengths of 16 inches each. how many of the shorter pieces can she cut?

P2 - 4p + 4 when p = - 1.

6wholes and 1/4 : 5wholes

A red car is traveling at 55 mph. A blue car is traveling at 65 mph. The cars are 305 miles apart. The cars started at the same spot at different times. The total driving time for the two cars is 5 hours.