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One-Step Equations pls help 30 points if you solve them

OneStep Equations Pls Help 30 Points If You Solve Them class=
OneStep Equations Pls Help 30 Points If You Solve Them class=

Sagot :

Shalommuna008idn

Answer:

No1.

let x represent number of ice cream cones

80=12+4x

80-12=4x

68=4x

x=68/4

x=17

Check:

12+4(17)

=12 +68=80

3. 5x+14=9

collect like terms

5x=9-14

5x=-5

x=-5/5

x= -1

check:

5(-1)+14= -5+14 =9

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