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Nady [450]
2 years ago
12

Please Help me asap!!

Mathematics
2 answers:
timofeeve [1]2 years ago
7 0

Answer:

z -2 = 10

Step-by-step explanation:

11z-9-10z+7 = 10

Combine like terms on the left side

11z -10z     -9+7  =10

z -2 = 10

Mademuasel [1]2 years ago
3 0

Answer: z=12

Step-by-step explanation:

11z-9-10z+7=10\\z-9+7=10\\z-2=10\\z=12

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When you can walk to miles in 30 minutes how many miles can she walk in two hours
djyliett [7]
Easey

ratio and proprotion

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knowlege


1. ratio and proportion
distance/time=2/30

2hours=60*2=120mins
xdistance
2/30=x/120
1/15=x/120
times boht sides by 120
120/15=x
8=x

8 miles


knowlege way
30 mins=1/2 hour
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3 0
3 years ago
8= 8 + 4x +5x<br><br> can anyone help me with this
dedylja [7]

Answer:

0= x

Step-by-step explanation:

8= 8 + 4x +5x

Combine like terms

8 = 8+9x

Subtract 8 from each side

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3 0
3 years ago
Three times the sum of a number and seven is negative thirty-six. What is the number?
Katarina [22]

Answer:

n =-19

Step-by-step explanation:

3* (n+7) = -36

Distribute

3n+21 = -36

Subtract 21 from each side

3n+21-21 = -36-21

3n = -57

Divide by 3

3n/3 = -57/3

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7 0
2 years ago
Read 2 more answers
The two triangles in the following figure are congruent. What is m&lt; B
balu736 [363]

Answer:

37°

Step-by-step explanation:

Sum of angles in a triangle = 180°

So 96 + 47 = 143

180 - 143 = 37

5 0
2 years ago
Please Help!!! 10 Points! Brainliest Answer
Crank
The answer is b.) 120 degrees
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2 years ago
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