<span>The method of solving "by substitution" works by solving one of the equations (you choose which one) for one of the variables (you choose which one), and then plugging this back into the other equation, "substituting" for the chosen variable and solving for the other. Then you back-solve for the first variable.</span>
Answer: 1/9
Step-by-step explanation:
60 + 48 = 108 minutes
12 / 108 = 1/9
Where’s the model? If it says choose a model, there should be a model
Answer:
19
Step-by-step explanation:
1-(-18)
=1+18
=19
Answer:
top left corner
Step-by-step explanation:
