The first term of a sequence is 5. The term-to-term rule is ‘add 8
1 the 10th term
2 the 20th term
3 the 50th term of the sequence.​

The figure above shows the lengths of thesides of a rectangle in cm. find the valuesof x and y and then the area of the rectangle. sides: top= 3x - yleft= 3y + 4bottom= 2x + yright= 2x - 3 use both methods, elimination and substitution, if possible.

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

The trigonometric ratios sine and secant are reciprocals of each other