Can someone please give me the correct answer. I will mark you brainliest
This is a big test
Solve the problem by finding x

x=55

Step-by-step explanation:

All the sides of a triangle add up to 180

100+25=125

180-125=55

X=55 Hope this helps

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10

your answer is 228

step-by-step explanation:

add the top and bottom bases together, then divide them by 2, then multiply by the height.