Solve the equation
x/7= 0.4

Find the x-intercept and y-intercept of the line. 3x + 5y = −15

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12