Lorna has $60 and her sister has $120. Lorna saves $7 per week, and her sister saves $5 per week. which equation and solution represent the number of weeks, w, it will take for the girls to have the same amount of money?

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol

Point m is located at (-4, -6). what is located 4 units from point m? ( its on a coordinate plane by the way. )