Answer:
Step-by-step explanation:
What is "the lm f."?
do you mean y = 2x+1?
Just use proportions for the "corresponding sides" in each

then just solve for "x" and "y" respectively
(1,18), (18,1), (2,9), (9,2), (3,6), and (6,3)
Answer:
7½ cups of sugar
Step-by-step explanation:
2 cups of flour needs 3 cups of sugar
1 cups of flour needs 3/2=1.5 cups of sugar
1×5 cups of flour needs 1.5×5=7.5 cups of sugar=7½ cups of sugar ANS
Answer:
A.
Step-by-step explanation:
The attached graph has a y-intercept of -1 and a slope of 2, as the equation says it must.
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The equation is in slope-intercept form, where the coefficient of x is the slope of the line. That is, the ratio of "rise" to "run" is 2: the line rises 2 grid squares for each grid square it runs to the right.