3x-5y=7

9x+10y=1

Solve the following system by addition?

What is the contrapositive of 5x+7=-13, then x=-4

Solve the equation - 3+v/2=-7

The sum of the first and 100th terms of an arithmetic series is 101. Find the sum of the first 100 terms.

The graph shows the relationship between the number of strawberries eaten and the approximate number of calories consumed. Which statement is true? Each strawberry contains 4 calories. Each strawberry contains 3 calories.

If 3 inches is equal to 7.62 centimeters, how many inches is 92 centimeters?

You are purchasing 2 shirts at $10.00 (each) and 1 pair of jeans at $35.00 (each). You have a coupon for 10% off. How much is the total cost with the discount? $49.50 $5.50 $60.50 $55.00

21/-21. What is 21 divided by negative 21?

Least to greatest 1/2,6/8,2/6

Enter the expression 2cos2 (θ) - 1, where θ is the lowercase Greek letter theta. 2cos2 (θ) - 1 2 c o s 2 (θ) - 1 = nothing

X+6+2x=15 what is the answer to that question