Paguei 74,00 por uma bolsa e uma sandália. A bolsa foi 23,00 mais barato q a sandália. Qual o preço da sandália?
1 answer:
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-3x - y = -10
<span>4x - 4y= 8
</span>To make these easier to graph, convert them to slope-intercept form by isolating y on the left side:
-3x - y = -10
-y = 3x - 10
y = -3x + 10
---
<span>4x - 4y = 8
-4y = -4x + 8
y = x - 2
</span><span>Now I can graph the equations
</span>y = -3x + 10
y = x - 2
Answer:
D. (3, 1)
<span>4x - 4y= 8
</span>To make these easier to graph, convert them to slope-intercept form by isolating y on the left side:
-3x - y = -10
-y = 3x - 10
y = -3x + 10
---
<span>4x - 4y = 8
-4y = -4x + 8
y = x - 2
</span><span>Now I can graph the equations
</span>y = -3x + 10
y = x - 2
Answer:
D. (3, 1)