2 years ago

Simplify the expression in detail plz

1 answer:

5 0

(18t^2 + 9t^2) + (−7t −3t) + 20

27t^2 − 10t + 20

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love history [14]

3y+(-y+3)=5
2y+3=5
2y=2
y=1
x=-(1)+3
x=2
Your answer is (2,1)
Hope this helps

6 0

2 years ago

laila [671]

Answer: This is rly confusing

Step-by-step explanation:

5 0

2 years ago

kicyunya [14]

Answer:

Step-by-step explanation:

If XY is bisector of angle AXN then: $\dfrac{YN}{AY}=\dfrac{XN}{AX}$

$\dfrac4{12}=\dfrac{XN}{18}\\\\XN=\dfrac4{12}\cdot18\\\\XN=6$

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2 years ago

Inessa05 [86]

Yes number 2 is correct

6 0

2 years ago

DIA [1.3K]

a) 9/212 = #mph

b)0.000142045 Miles / 0.000277778 hours = # mph

Step-by-step explanation:

a) 9/212 = #mph

1)9 inches divide the length value by 63360 is 0.000142045 Miles

2) 1 hour 3600 seconds in ones hour so 1/3600 =0.000277778

3) take miles/hour

0.000142045 Miles / 0.000277778 hours = # mph

6 0

2 years ago