Solve the system of linear equations by graphing. x-y=7, 0.5x+y=5

Calculate the amount of interest on $1200.00 for one year at an annual rate of 4 %.

Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days

Write 2,000,947 in each form Word Expanded

Given that abc is congruent to def, ac=21x-19 and df=3x+17 solve for x

The numeratorof a fraction is 5 more than its denominator if 3 is added to both the numerator and denominator of the fraction reduces to 4/3 find the original fraction if x is its denominator

How can I solve? m (m-1) = 812

Nathan and Oliver are making bags of trail mix for their classmates. They mix together 3.3 pounds of peanuts, 2.6 pounds of M&Ms, and. 5 pounds of raisins. They want each bag to weigh. 64 pounds. How many bags of trail mix can they make?

Multiplying Binomials: (-2h+9) (9h-2) = ?

How do I write the product of six and a number in mathematical terms?

If 24 pounds of dog food feeds 36 dogs a day how much many dogs with a 16 pound bag feed