Simplify: 2.3c – 5.25(2.6d – 2.8) – 7.9 a. 2.3c – 13.65d – 6.8 b. 2.3c – 13.65d + 6.8 c. 2.3c + 13.65d + 6.8 d. 2.3c + 13.65d – 6.8

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Match each whole number with a rational, exponential expression 3 square root 27^2find the domain and range of the exponential function h(x)=125^x. explain your findings. as x decreases does h increase or decrease? explain. as x increases does h increase or decrease? explain.

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.