73.6k views
17 votes
Give expression: 30-7x evaluate if x=-9

User Jose Ortiz
by
3.8k points

2 Answers

6 votes

Answer:

93

Explanation:

Substitute x = -9 into the equation:

30 - 7 * (-9)

= 30 + 63

= 93

User Ncherro
by
4.6k points
3 votes

Answer:

=93

Explanation:

30−(7)(−9)

=30−(−63)

=93

User Ofek Agmon
by
4.2k points