Question

how to solve the =2x +9=10​

Answer 1

Answer:

2x-9=10

2x−9=10

1 Let x=\frac{19}{2}x=

2

19

.

2\times \frac{19}{2}-9=10

2×

2

19

−9=10

2 Cancel 22.

19-9=10

19−9=10

3 Simplify 19-919−9 to 1010.

10=10

10=10

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Add 99 to both sides.

2x=10+9

2x=10+9

2 Simplify 10+910+9 to 1919.

2x=19

2x=19

3 Divide both sides by 22.

x=\frac{19}{2}

x=

2

19

check

2x-9=10

2x−9=10

1 Let x=\frac{19}{2}x=

2

19

.

2\times \frac{19}{2}-9=10

2×

2

19

−9=10

2 Cancel 22.

19-9=10

19−9=10

3 Simplify 19-919−9 to 1010.

10=10

10=10

Checked

answers