How do I solve 2x-3y=-1 and y=x-1 with substitution?

1. Sоlvе х^2 = - 169.

A company makes 3 types of cable. Cable A requires 3 black, 3 white, and 2 red wires. B requires 1 black, 2 white, and 1 red. C requires 2 black, 1 white, and 2 red. They used 100 black, 110 white and 85 red wires.

If the bases of a trapezoid are 1/2 and 1/4 and the height is 1 what is the area?

Which of the following best represents √39? A number between: Question 5 options: 3 and 4 6 and 7 7 and 8 8 and 10

Determine if each pair or ratios and rates are equivalent $3 for 6 bagels and $9 for 24 bagels

Four liters or one gallon which is bigger

Hi I have a question. What is 2/5 * 10

Can a function have symmetry across the x axis? Why or why not?

50 pounds to 35 pounds

Write the number equal to 7 tens and 3 ones