DirtDawg88 DirtDawg88
  • 25-08-2015
  • Mathematics
contestada

Use properties to find the sum or product for 3x78

Respuesta :

Аноним Аноним
  • 25-08-2015
3 x 78

= 3 x (70+8)

= 210 + 24

= 234
Answer Link
Аноним Аноним
  • 27-08-2015
[tex]3\times78\\-----------------\\78=70+8\\-------------------\\=3\times(70+8)\\------------------------\\use\ distributive\ property:a(b+c)=ab+ac\\--------------------------\\=3\times(70)+3\times(8)=210+24=\huge\boxed{234}[/tex]
Answer Link

Otras preguntas

Solve following equations by reducing their augmented matrix to the reduced echelon form x+2y+z=2 2x+y+2z= -1 2x+3y-z = 9
What is nomenclature???​
2 Calculate the volume occupied, at rtp, 12.5 moles of sulfur dioxide gas. (One mole of any gas occupies a volume of 24 dm³ at rtp.)
नेपाली पूर्ण प्रकारमा कालका प्रकारहरू के हुन्​
How can you describe the american culture ?
PLEASE HELP ASAP WILL DO BRAINLIEST!!!!!!! Part A: Three equations that all represent the same function f are shown. Select the equation that includes the value
Why should Peru serve as a model for other countries to follow
!please help!:) worth 5 points
Between which values does lie?
Tim needs a new car while he attends college in the United States for the next three years. The car he would like has a MSRP of $15,000. A local dealer can get