lilyroseridge lilyroseridge

08-11-2020
Mathematics

contestada

Here is the same number machine.
Input
Output
x 2
+ 3
17
Work out the input when the output is 17.

Respuesta :

jemcarter jemcarter

08-11-2020

The input would be 7
You do the number machine ‘in reverse’ to figure it out from output to input.
17 - 3 = 14
14 / 2 = 7

Answer Link

Otras preguntas

Convert 0.0049 as a decimal fraction

Galileo conducted controlled experiments to find out if the mass of the pendulum bob affected the period of the swing. Write a description of how he might desig

How to find the vertex of the,quadratic equation m^2-5m-14=0

Which work exposes the frivolity of fashionable London? a) Defoe's Robinson Crusoe b) Swift's Gulliver's Travels c) Behn's Oroonoko d) Richardson's Clarissa e)

what were the economic outcomes of demobilization?

if 5 potatoes together have a mass of 1 kilogram and 8 pears together have a mass of 1,200 grams, which has the greater mass, a potato or a pear? explain

Three angels are labeled below with arcs. The smallest angel is 3/8 as large as the 160 degree angel. Find the value of angel a

Must be at least 6 characters and contain at least one letter, one number and one special character. whats a good password? ive tried everything it wont let me

What are similarities and differences between compound light microscopes and electron microscopes?

Elimination 2x-3y=-3 5x+3y=17 2) x+3y=10 2x-3y=2 3) 4x+3y=-1 2x+5y=3 4) 5x+7=6 10x-3y=46 5)4x-5y=-11 2x+y=5 6)3x-2y=0 9x+8y=7