Answer:
10 inches
Step-by-step explanation:
1/2bh
1/2(16)h=80
8h=80
h=10
Plz help
It's the first one. Ask me in the comments below if you want an explantion.
Let x be the blank number
x 1/2= 422/2
Cross multiply
x(1)*(2) = 422*2
2x = 844
Divide both sides by 2
2x/2 = 844/2
x = 422
I hope that's help !
5 - 10x - 3x2 = 0
Answer:
Step-by-step explanation:
I have enclosed a picture of the quadratic formula because I cannot seem to write the proper formula since it wont let me
✯Hello✯
↪ Alright so first we need to work out values for A B AND C
↪ We need to rearrange this since its the wrong way around
↪ A = -3
B= -10
C= 5
↪ we substitute these values and we get x=0.44 and x=-3.78
❤Gianna❤
Answer:
x = 1
Step-by-step explanation:
You got it right but you need to solve for x
8x(8x + 6x) = 7(7+9)
8x(14x) = 7(16)
112x^2 = 112
x^2 = 1
x = 1
X=1 I’m pretty sure
What is the numerical value of 8b when b=0.5
Answer 4
Step-by-step explanation:
You multiply 8 times .5 because the b is connected to the 8, so you just do 8*5 then move the decimal point over.