Which real number property justifies the equivalence: 5.x +3 -81 +2 = 5.x + 8x+3 - 2 If 3x - 7 = 5 for some value of x, then what does the expression 6x-17 equal for the same value of x?

Iwill give you ! what is the measure of ∠v ?

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.

The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle