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3 years ago

9=90,8=72,7=56,6=42,3=?

Mathematics

2 answers:

harina [27]3 years ago

8 0

Rule: given number times (x+1)

3 times 4 = 12

Nat2105 [25]3 years ago

7 0

9(10)=90

8(9)=72

7(8)=56

6(7)=42

5(6)=30

4(5)=20

3(4)=12

3=12

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Please help i will give you brainliest and every yhing

Lina20 [59]

first subtract the last equation from the first. this gives:-

-x + y = -8 .....................(1)

Then multiply the first equation by 2 and add it to the 2nd equations This gives

9x = 18

so x = 2

and from equation (1) y = -8 + 2 = -6

Substituting for x and y in the second equation

z = (24 -5(2) -12) / 2 = 1

Answer is choice b.

7 0

2 years ago

4. The base of a triangle is 4 3/4ft. The height of the

astra-53 [7]

Answer:

39 $\frac{9}{10\\}$

Step-by-step explanation:

4 $\frac{3}{4}$ × 8 $\frac{2}{5}$ = 39 $\frac{9}{10\\}$

6 0

3 years ago

If T is the midpoint of segment RS then, Segment RT is congruent to segment TS.. Help please!!!!

omeli [17]

Answer:

Definition of Midpoint

Step-by-step explanation:

Since T is the midpoint then it is equadistant from R to T and T to S

3 0

2 years ago

Solve the proportion using equivalent ratios. Explain the steps you used to solve the proportion, and include the answer in your

rodikova [14]

Answer: Your answer is X=6

Step-by-step explanation:

10/3 = 20/x

Determine the defined range

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Check if the solution is in the defined range

SOLUTION x=6

I HOPE THIS HELPS IF NOT THE SORRY

4 0

3 years ago

Help me pls!!!!!!!!!!!!!!!!

Lesechka [4]

Use Photomath it’s so much faster!<3

6 0

2 years ago