Answer:
2(Jill) - 20 + (Jill) = 205
3(Jill) = 225
(Jill) = 75
(Jack) = 2(75) - 20 => 150 - 20 = 130
Jill= 75
Jack= 130
Step-by-step explanation:
Answer:
1/4
Step-by-step explanation:
0.25 is 1/4 of a whole use quarters for example
Answer:
Step-by-step explanation:


80 x 4 = 79+81+77+x
320=237 + x
320-237 = x
83=x
so Marianne must score 83 points or higher on her last test
11+5=16 3x2= 6 8x1= 8 so add it together, 16 + 6 + 8 = 30.
17 • 4 is the equation that represents the product