What is the first step needed to solve 3 over 4 the whole multiplied by x minus 3 equal negative 18?

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market