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What is the answer to 8x - 4y = 16

2 Answers

6 votes
Solve for y in terms of x, then plug it back into the equation. Once you isolate y you should get:
-4y = -8x + 16
y = 2x - 4

Plug this in for y into the original:
8x - 2(2x - 4) = 16
Solve for x to get x = 2
Solve for y now to get y = 0
User Phil Goddard
by
4.6k points
3 votes

Answer:4.00000

Explanation:

Slope = 2

x-intercept = -4/2 = -2

y-intercept = 4/1 = 4.00000

User Danmaxis
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4.4k points