2. Using the substitution method, Jose is solving the following system of equations Algebraically

A y = 3x + 4
B. 2x – 3y =- 21

Which equivalent equation could Jose use?

1) 2(-3x – 4) + 3x =- 21

2) 2(3x – 4) + 3x = 21

3) 2x - 3(- 3x – 4) =- 21

4) 2x - 3(3x + 4) =- 21

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then,the two had the same amount of money. how much money did each have originally?

What are the measures of angles a, b, and c? show your work and explain your answers. 25 points