1 If 7 is decreased by z of a number, the result is the same as
2
subtracting
3
of the number from 10.
Write an equation to represent this situation. Use 'x' as the variable.

Write 17/20 as a decimal and as a percent.

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

The pyramid shown has a square base that is 24 centimeters on each side. the slant height is 16 centimeters. what is the lateral surface area?