(x+40) + (x+ 20°) + (x+35°)

Anna is saving to buy a new cell phone. her mother is anna by contributing money each month. what is the ratio between the amount of money contributed by anna and the amount contributed by her mother? what was the total amount saved in april?

Which equation has the solutions 2x ^2 +6x+9=0

Which equation is the inverse of 2(x - 2)^3=8(7+y)