Jenny won 64 raffle tickets. she gave 3 to each of her friends. she only has 10 raffle tickets left. write an equation for this
1 answer:
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Answer:
D. y = -4x - 6
Step-by-step explanation:
→ Work out gradient of line
→ Write into y = mx + c format
y = -4x + c
→ Substitute ( -2 , 2 ) into the equation to find c
2 = 8 + c
→ Minus 8 from both sides
-6 = c
→ Write full equation y = -4x - 6