2 years ago

For what value of X must the quadrilateral be a parallelogram X +5 equals 2X -5

Mathematics

1 answer:

melomori [17]2 years ago

4 0

Answer:

x=10

Step-by-step explanation:

x+5=2x-5

x=2x-10

-x=-10

x=10

You might be interested in

What quantity of a 65% acid solution must be mixed with a 25% solution to produce 600 mL of a 45% solution?

soldier1979 [14.2K]

Lets say x is quantity
65%x+25%(600-x)=45%of 600
.65x+.25(600-x)=.45*600
.65x+150-0.25x=270
0.4x=120
x=300ml

3 0

3 years ago

Can someone please help me? 100% sure please

Nataliya [291]

Part A

Distribute the one-half.

1.24g + 0.87m + 0.98z

Part B

(29.68 - x) + 14.45

Or simplified to 44.13 - x

Part C

a = number of times at the store
b = gloves' price
c = hat's price

6 0

2 years ago

Read 2 more answers

Find the value of x. round to the nearest degree.

Furkat [3]

Step-by-step explanation:

I'm going with the 41....I'm not sure if it's right..

8 0

2 years ago

Read 2 more answers

HELP PLEASE!! BRAINLIEST AND 10 POINTS!! if the sixth term of a geometric sequence is 224, and the eleventh term is 7168, what i

Klio2033 [76]

The first term should be 7

a1 = (224) / (2)6 - 1 = 7

8 0

2 years ago

Why is angle 3 congruent to angle 7?

GenaCL600 [577]

Answer:

they are congruent because they are corresponding angles

Step-by-step explanation:

4 0

2 years ago