Elimination with 2 problems., {5x-4y=-21} {-2x+4y=18}

{5x-4y=-21} {-2x+4y=18}

ESTIMATES, 12 X 6 = FIND THE ESTIMATE AND RECCORD THE PRODUCT

12 X 6 = FIND THE ESTIMATE AND RECCORD THE PRODUCT

Arithmatic progression, find the sum upto n terms of the following sequence...

find the sum upto n terms of the following sequence 3+33+333+... n terms

Word problem, Ninety passenger rode in a train from city a to city b. Ticke...

Ninety passenger rode in a train from city a to city b. Tickets for regular coach seats cost $116. Tickets for sleeper cars seat cost $286. The receipts for the trip totaled $18,09

Translating equations into problems, x-45=47

x-45=47

Standard form, 4(x)^2-40x+107 in standard form

4(x)^2-40x+107 in standard form

Number and expressions, Ask ques1. Isaac goes to an amusement park where ti...

Ask ques1. Isaac goes to an amusement park where tickets for the rides cost $10 per sheet and tickets for the shows cost $15 each. (a) Write an expression that describes the amount

Vertical angles,

Price for demand, The national demand and price for a certain type of energ...

The national demand and price for a certain type of energy-efficient exhaust fan are related by p=490-4/5q, where p is the price(in dollars) and q is the demand (in thousands). The

Angebra 2 a, Mary traveled 200 miles at an average rate of 50 miles per hou...

Mary traveled 200 miles at an average rate of 50 miles per hour. How long did it take her?