The angel measures of a triangle are shown in the diagram. What is the value of x (2x)+(3x-10)+50

What describes horizontal cross section of the right rectangle 6m 8m 5m

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?

Iknow the answer but the calculator doesn't seem to give the right one