Find the Solution of the equation - 2x + 7 = 7

1) no solution

2) infinitely many solutions

3) x = 0

4) x = - 7

A piece of pie costs. 10 and a cup of coffee costs. 5. How much will 40 pieces of pie and 20 cups of coffee cost?

At the beginning of a laboratory experiment, the temperature of a substance is - 12.6 °C. During the experiment, the temperature of the substance decreases 7.5 °C. What is the final temperature of the substance?

The infant measures 21.5 in (54.6 cm) at birth. If the infant is following a normal pattern of growth, what would be an expected height for the infant at the age of 6 months?

A submarine is 671 feet below sea level. If it ascends 218 feet and then descends 1363 feet, what is its new position?

Suppose someone ask you at this rate how many euros Will Michelle receive for $500?

Jessica has to make a trip of 8925 MI. if she travels 425 miles a day how long will the trip take?

What is the measure of Angle 1 in this figure? A 30° B. 80° 110° D. 130°

What is the least number that has 4 odd factors that are all the same

leaks can write a 500-work essay in a hour. if she writes a essay in 10 minutes, how many words will it contain?

Why are the terms carry and borrow not accurate?