Gente como resolver problemas sobre sistemas lineares? me

ajude de alguma forma me dando por exemplo

Daraell completed 35 push-ups in 1 minute 8 more than his previous personal best. Mia completed 6 more than Kate. If Mia completed the same amount of push-ups as Darrell completed during his personal best, how many push-ups did Kate complete?

Show work 25-4x=15-3x+10-x

A length of ribbon measures 3 yd 1 ft 10 in. If it is cut into five equal pieces to make bows, how long will each piece be?

The weight of a small starbucks coffee is a normally distributed random variable with a mean of 340 grams and a standard deviation of 11 grams. find the weight that corresponds to each event. (use excel or appendix c to calculate the z-value.

5P to the second power to 5P to the third power equals

The velocity of a ball is thrown up is 20 meters/second. It attains zero velocity after 3.5 seconds. What is the average acceleration of the ball during its upward flight?

There are 161 calories in 28 grams you eat 9 cashews totaling 12 grams. How many cashews are in one serving

A number line showing which is longer 4/6 yards or 5/7 yards

There are 442 boy students in class b. if 15% of the students are girls, find the total number of students in class b

PQ=3x+14 and QR = 7x-10: Find x