Answer:
5a +20
Step-by-step explanation:
add or subtract the same variables
2x + 10 = 2(3x - 7)
2x + 10 = 6x - 14
4x = 24
x = 6
3x - 7 = 3(6) - 7 = 11
2x + 10 = 2(6) + 10 = 22
Since you didn't provide the choices, I can only give you some help. Then, you can select the correct choices.
The converse of the Pythagorean Theorem is when the square of the longest side of a triangle is equal to the sum of the squares of the two other sides for a triangle ABC with sides of a, b, c, then triangle ABC is a right triangle.
The answer you are looking for is A. 7.00. The cost of the item should be $6.00 as the tax should be $0.48. Making the total cost of the item $6.48.