Ken is financing a $355,000 mortgage for 30 years at a fixed rate of 7.55% what is the total cost of the principal and interest after 30 years

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?

Solve the formula ax+ by = c for x.

Asporting good store is offering 30 percent off of the original price(x) of football cleats. the discount will be reduced by an another $7 before sales tax.