Gente como resolver problemas sobre sistemas lineares? me

ajude de alguma forma me dando por exemplo

A person's estimated energy requirement can be a useful tool for estimating an individual's kilocalorie needs for energy balance. mia is a 20-year-old active female. she is 5 ft, 3 in tall and weighs 125 lb.

In a geometric sequence, the term a n+1 can be smaller than the term a n

Janna goes to the laundry room in the dorm every 8 days. Kevin goes to the laundry room int th dorm every 10 days. If they meet in the laundry room while doing their laundry, how long will it be before they meet again in the laundry?

Kirby often forgets to switch the inequity sign when dividing a negative. when solving 3x-10≥x, should kirby collect the variables on the left or the right? why?

The original price is $3.00 and the store dismount is 25% what is the discounted price?

Amber has 500 shopkins and she gives 150 to her cousin Zairis. How many does Amber have Now.

A recipe requires 1/3 cup of milk for each 1/4 cup of water. How many cups of water are needed for each cup of milk

A store offers 20% off all items. If x is the original price, which expression represents the final price with the discount? select all that apply. A. 1.2x B. 0.08x C. x D. x - 0.2x E. x + 0.2x

What is 8.49*10-7 in decimal form 0.0000000849 i think this one? 0.000000849 8,490,000 849,000,000

A bank charges you $3 each time you use an out of network Atm. At the beginning of the month you have $1500 in your bank account. You withdraw $60 from your bank account each time you use an out of network ATM.