Halat011304 Halat011304
  • 02-11-2019
  • Mathematics
contestada

please help me for 30 points

please help me for 30 points class=

Respuesta :

stargaming136
stargaming136 stargaming136
  • 02-11-2019

Starter Questions:

A)

1.x=20/4=5

2.x=54/9=6

3.x=7 × 56 =392

4.x=12×60=720

B)

1.5a=5×a=5×9=45

2.3a+4=3×a+4=3×9+4=31

3.a÷3=9÷3=3

4.10×a-12=10×9-12=90-12=78

5.a²-11=9×9-11=81-11=70

c)

1 . 4×4+2×8=16+16=32

2.10c-3b=10x8-3x4=80-12=68

3.bc=8x4=32

4. -c+b=-8+4=4

5. 2(b+c)=2(4+8)=8+16=24

Answer Link

Otras preguntas

why was d-day important to the allies?
The Mohs scale measures A. density of a mineral. B. a mineral’s hardness. C. the luster of a mineral. D. a mineral’s type of crystalline structure
A(n) _____ chart is drawn on the same worksheet as the data.
the legetimate leader of muslim community.
Which mongol ruler united nomadic mongol tribes into one powerful military force? a. hulegu khan b. mangu khan c. kublai khan d. genghis khan
Battles during the spanish-american war took place in the philippines as well as the caribbean. true or false
What tissue provides structure to the bladder?
Que general fue presidente de mexico de 1920 a 1924
Which region of the sun is brightest in x-ray and uv images? a. core b. corona c. photosphere d. chromosphere
Type the formula for the number of combinations of n things taken r at a time. C(n, r) =