Determino las coordenadas de un punto del eje x, equidistante de (3, -2) y de (-7, 4).

What is the reflection image of (5,-3) across the line y = -x?

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.