Question

9. Simplify:
(a) 9a2 - (-7am) - 5a2​

Answer 1

Answer:

( -32•5a4)

Step-by-step explanation:

Step by Step Solution:

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Reformatting the input :

Changes made to your input should not affect the solution:

(1): "a2" was replaced by "a^2". 1 more similar replacement(s).

STEP

1

:

Equation at the end of step 1

(0 - (9 • (a2))) • 5a2

STEP

2

:

Equation at the end of step

2

:

(0 - 32a2) • 5a2

STEP

3

:

Multiplying exponential expressions

3.1 a2 multiplied by a2 = a(2 + 2) = a4

Answer 2

Answer:

$9 {a}^{2} - ( - 7am) - 5 {a}^{2} \\ \\ = 9 {a}^{2} + 7am - 5 {a}^{2} \\ \\ = 4 {a}^{2} + 7am$