carl bought two charges each one cost $5.20 if he paid with a 20 dolor bill how much change will he get back

9.6

Step-by-step explanation:

5.20 x 2 = 10.4

20 - 10.4 =9.6

hope that helps

idkit the do u know da way and ligma consumed ninja

step-by-step explanation:

"standard form:

3x2 + 14x − 10 = 0

solutions based on quadratic formula:

x1   = −14 − √ 142 − 4×3×(−10) /   2×3   = −14 − 2 × √ 79 /   6   ≈ −5.296

x2   = −14 + √ 142 − 4×3×(−10) /   2×3   = −14 + 2 × √ 79 /   6   ≈ 0.629