2 years ago

Evaluate (3x + 8) – (2x + 7) when x = 3.

Mathematics

2 answers:

sertanlavr [38]2 years ago

6 0

Answer:

Step-by-step explanation:

Substitute:

(3(3)+8)-(2(3)+7)

Simplify:

(9+8)-(6+7)

17-13

Korolek [52]2 years ago

6 0

Answer:

Step-by-step explanation:

Substitute x = 3 into the expression and evaluate

(3(3) + 8) - (2(3) + 7)

= (9 + 8) - (6 + 7)

= 17 - 13

= 4

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