2 years ago

Plz help me with 1,2 , and 3 im giving 50 points for it!

Mathematics

2 answers:

butalik [34]2 years ago

7 0

Answer:

1: x > -5

2: n > 4

3: x > -2

Step-by-step explanation:

ANEK [815]2 years ago

5 0

Answer:

Step-by-step explanation:

1. x > -5

2. n > 4

3.x > -2

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Help me please guys!!!

bulgar [2K]

I assume you're asking about #19?
24 students total, teacher gives each PAIR of students 3 magnets.
There are 12 pairs of students, then, and the teacher has given 9 of those pairs their 3 magnets, leaving 3 pairs without their magnets.
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3 0

2 years ago

Please help me thanks

garik1379 [7]

Step-by-step explanation:

12×7=84

84÷2=42

2×3=6

42-6=36

answer is 36

7 0

2 years ago

Pls help! I will give you brainliest answer

dexar [7]

Answer:

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Step-by-step explanation:

3 0

3 years ago

Solve for x: 5a + 7x = 3(2a + 1) +4x

Crazy boy [7]

Answer:

$\dfrac{a + 3}{3}$

Step-by-step explanation:

$\begin{array}{rcl}5a + 7x & = & 3(2a +1) + 4x\\5a + 7x & = & 6a +3 + 4x\\7x & = & a + 3 + 4x\\3x & = & a + 3\\x & = & \mathbf{\dfrac{a + 3}{3}}\\\end{array}$