Answer:
x=21
Step-by-step explanation:
100+3x+x-4=180
100+4x-4=180
96+4x=180
4x=180-96
4x=84
x=21
Answer:
Step-by-step explanation:
1/2 because the triangle represent half of the shape.
Answer:
The unit rate is 2 cups of flour per cup of sugar.
Step-by-step explanation: