To multiply fractions do you need a common denominator
1 answer:
No.
you need a common denominator when you ADD fractions, but not when you multiply.
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Let's go:
y = ax + b
{5 = 4a + b
{15 = - 6a + b
{5 = 4a + b
{- 15 = 6a - b
10a = - 10
a = - 1
5 = 4a + b
4.(-1) + b = 5
b - 4 = 5
b = 9
- 1; 9
y = -1x + 9
I hope I helped you.
$1.20. You need to do the discount second.
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the correct answer is 3.
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it depends on how big her study is-
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<span>The correct answer is
A. Space is saddle-curved </span>
